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Posted to commits@mynewt.apache.org by cc...@apache.org on 2015/11/21 01:42:52 UTC
[27/42] incubator-mynewt-newt git commit: Move newt source into a
"newt" subdirectory.
http://git-wip-us.apache.org/repos/asf/incubator-mynewt-newt/blob/e95057f4/Godeps/_workspace/src/gopkg.in/yaml.v2/emitterc.go
----------------------------------------------------------------------
diff --git a/Godeps/_workspace/src/gopkg.in/yaml.v2/emitterc.go b/Godeps/_workspace/src/gopkg.in/yaml.v2/emitterc.go
deleted file mode 100644
index 2befd55..0000000
--- a/Godeps/_workspace/src/gopkg.in/yaml.v2/emitterc.go
+++ /dev/null
@@ -1,1685 +0,0 @@
-package yaml
-
-import (
- "bytes"
-)
-
-// Flush the buffer if needed.
-func flush(emitter *yaml_emitter_t) bool {
- if emitter.buffer_pos+5 >= len(emitter.buffer) {
- return yaml_emitter_flush(emitter)
- }
- return true
-}
-
-// Put a character to the output buffer.
-func put(emitter *yaml_emitter_t, value byte) bool {
- if emitter.buffer_pos+5 >= len(emitter.buffer) && !yaml_emitter_flush(emitter) {
- return false
- }
- emitter.buffer[emitter.buffer_pos] = value
- emitter.buffer_pos++
- emitter.column++
- return true
-}
-
-// Put a line break to the output buffer.
-func put_break(emitter *yaml_emitter_t) bool {
- if emitter.buffer_pos+5 >= len(emitter.buffer) && !yaml_emitter_flush(emitter) {
- return false
- }
- switch emitter.line_break {
- case yaml_CR_BREAK:
- emitter.buffer[emitter.buffer_pos] = '\r'
- emitter.buffer_pos += 1
- case yaml_LN_BREAK:
- emitter.buffer[emitter.buffer_pos] = '\n'
- emitter.buffer_pos += 1
- case yaml_CRLN_BREAK:
- emitter.buffer[emitter.buffer_pos+0] = '\r'
- emitter.buffer[emitter.buffer_pos+1] = '\n'
- emitter.buffer_pos += 2
- default:
- panic("unknown line break setting")
- }
- emitter.column = 0
- emitter.line++
- return true
-}
-
-// Copy a character from a string into buffer.
-func write(emitter *yaml_emitter_t, s []byte, i *int) bool {
- if emitter.buffer_pos+5 >= len(emitter.buffer) && !yaml_emitter_flush(emitter) {
- return false
- }
- p := emitter.buffer_pos
- w := width(s[*i])
- switch w {
- case 4:
- emitter.buffer[p+3] = s[*i+3]
- fallthrough
- case 3:
- emitter.buffer[p+2] = s[*i+2]
- fallthrough
- case 2:
- emitter.buffer[p+1] = s[*i+1]
- fallthrough
- case 1:
- emitter.buffer[p+0] = s[*i+0]
- default:
- panic("unknown character width")
- }
- emitter.column++
- emitter.buffer_pos += w
- *i += w
- return true
-}
-
-// Write a whole string into buffer.
-func write_all(emitter *yaml_emitter_t, s []byte) bool {
- for i := 0; i < len(s); {
- if !write(emitter, s, &i) {
- return false
- }
- }
- return true
-}
-
-// Copy a line break character from a string into buffer.
-func write_break(emitter *yaml_emitter_t, s []byte, i *int) bool {
- if s[*i] == '\n' {
- if !put_break(emitter) {
- return false
- }
- *i++
- } else {
- if !write(emitter, s, i) {
- return false
- }
- emitter.column = 0
- emitter.line++
- }
- return true
-}
-
-// Set an emitter error and return false.
-func yaml_emitter_set_emitter_error(emitter *yaml_emitter_t, problem string) bool {
- emitter.error = yaml_EMITTER_ERROR
- emitter.problem = problem
- return false
-}
-
-// Emit an event.
-func yaml_emitter_emit(emitter *yaml_emitter_t, event *yaml_event_t) bool {
- emitter.events = append(emitter.events, *event)
- for !yaml_emitter_need_more_events(emitter) {
- event := &emitter.events[emitter.events_head]
- if !yaml_emitter_analyze_event(emitter, event) {
- return false
- }
- if !yaml_emitter_state_machine(emitter, event) {
- return false
- }
- yaml_event_delete(event)
- emitter.events_head++
- }
- return true
-}
-
-// Check if we need to accumulate more events before emitting.
-//
-// We accumulate extra
-// - 1 event for DOCUMENT-START
-// - 2 events for SEQUENCE-START
-// - 3 events for MAPPING-START
-//
-func yaml_emitter_need_more_events(emitter *yaml_emitter_t) bool {
- if emitter.events_head == len(emitter.events) {
- return true
- }
- var accumulate int
- switch emitter.events[emitter.events_head].typ {
- case yaml_DOCUMENT_START_EVENT:
- accumulate = 1
- break
- case yaml_SEQUENCE_START_EVENT:
- accumulate = 2
- break
- case yaml_MAPPING_START_EVENT:
- accumulate = 3
- break
- default:
- return false
- }
- if len(emitter.events)-emitter.events_head > accumulate {
- return false
- }
- var level int
- for i := emitter.events_head; i < len(emitter.events); i++ {
- switch emitter.events[i].typ {
- case yaml_STREAM_START_EVENT, yaml_DOCUMENT_START_EVENT, yaml_SEQUENCE_START_EVENT, yaml_MAPPING_START_EVENT:
- level++
- case yaml_STREAM_END_EVENT, yaml_DOCUMENT_END_EVENT, yaml_SEQUENCE_END_EVENT, yaml_MAPPING_END_EVENT:
- level--
- }
- if level == 0 {
- return false
- }
- }
- return true
-}
-
-// Append a directive to the directives stack.
-func yaml_emitter_append_tag_directive(emitter *yaml_emitter_t, value *yaml_tag_directive_t, allow_duplicates bool) bool {
- for i := 0; i < len(emitter.tag_directives); i++ {
- if bytes.Equal(value.handle, emitter.tag_directives[i].handle) {
- if allow_duplicates {
- return true
- }
- return yaml_emitter_set_emitter_error(emitter, "duplicate %TAG directive")
- }
- }
-
- // [Go] Do we actually need to copy this given garbage collection
- // and the lack of deallocating destructors?
- tag_copy := yaml_tag_directive_t{
- handle: make([]byte, len(value.handle)),
- prefix: make([]byte, len(value.prefix)),
- }
- copy(tag_copy.handle, value.handle)
- copy(tag_copy.prefix, value.prefix)
- emitter.tag_directives = append(emitter.tag_directives, tag_copy)
- return true
-}
-
-// Increase the indentation level.
-func yaml_emitter_increase_indent(emitter *yaml_emitter_t, flow, indentless bool) bool {
- emitter.indents = append(emitter.indents, emitter.indent)
- if emitter.indent < 0 {
- if flow {
- emitter.indent = emitter.best_indent
- } else {
- emitter.indent = 0
- }
- } else if !indentless {
- emitter.indent += emitter.best_indent
- }
- return true
-}
-
-// State dispatcher.
-func yaml_emitter_state_machine(emitter *yaml_emitter_t, event *yaml_event_t) bool {
- switch emitter.state {
- default:
- case yaml_EMIT_STREAM_START_STATE:
- return yaml_emitter_emit_stream_start(emitter, event)
-
- case yaml_EMIT_FIRST_DOCUMENT_START_STATE:
- return yaml_emitter_emit_document_start(emitter, event, true)
-
- case yaml_EMIT_DOCUMENT_START_STATE:
- return yaml_emitter_emit_document_start(emitter, event, false)
-
- case yaml_EMIT_DOCUMENT_CONTENT_STATE:
- return yaml_emitter_emit_document_content(emitter, event)
-
- case yaml_EMIT_DOCUMENT_END_STATE:
- return yaml_emitter_emit_document_end(emitter, event)
-
- case yaml_EMIT_FLOW_SEQUENCE_FIRST_ITEM_STATE:
- return yaml_emitter_emit_flow_sequence_item(emitter, event, true)
-
- case yaml_EMIT_FLOW_SEQUENCE_ITEM_STATE:
- return yaml_emitter_emit_flow_sequence_item(emitter, event, false)
-
- case yaml_EMIT_FLOW_MAPPING_FIRST_KEY_STATE:
- return yaml_emitter_emit_flow_mapping_key(emitter, event, true)
-
- case yaml_EMIT_FLOW_MAPPING_KEY_STATE:
- return yaml_emitter_emit_flow_mapping_key(emitter, event, false)
-
- case yaml_EMIT_FLOW_MAPPING_SIMPLE_VALUE_STATE:
- return yaml_emitter_emit_flow_mapping_value(emitter, event, true)
-
- case yaml_EMIT_FLOW_MAPPING_VALUE_STATE:
- return yaml_emitter_emit_flow_mapping_value(emitter, event, false)
-
- case yaml_EMIT_BLOCK_SEQUENCE_FIRST_ITEM_STATE:
- return yaml_emitter_emit_block_sequence_item(emitter, event, true)
-
- case yaml_EMIT_BLOCK_SEQUENCE_ITEM_STATE:
- return yaml_emitter_emit_block_sequence_item(emitter, event, false)
-
- case yaml_EMIT_BLOCK_MAPPING_FIRST_KEY_STATE:
- return yaml_emitter_emit_block_mapping_key(emitter, event, true)
-
- case yaml_EMIT_BLOCK_MAPPING_KEY_STATE:
- return yaml_emitter_emit_block_mapping_key(emitter, event, false)
-
- case yaml_EMIT_BLOCK_MAPPING_SIMPLE_VALUE_STATE:
- return yaml_emitter_emit_block_mapping_value(emitter, event, true)
-
- case yaml_EMIT_BLOCK_MAPPING_VALUE_STATE:
- return yaml_emitter_emit_block_mapping_value(emitter, event, false)
-
- case yaml_EMIT_END_STATE:
- return yaml_emitter_set_emitter_error(emitter, "expected nothing after STREAM-END")
- }
- panic("invalid emitter state")
-}
-
-// Expect STREAM-START.
-func yaml_emitter_emit_stream_start(emitter *yaml_emitter_t, event *yaml_event_t) bool {
- if event.typ != yaml_STREAM_START_EVENT {
- return yaml_emitter_set_emitter_error(emitter, "expected STREAM-START")
- }
- if emitter.encoding == yaml_ANY_ENCODING {
- emitter.encoding = event.encoding
- if emitter.encoding == yaml_ANY_ENCODING {
- emitter.encoding = yaml_UTF8_ENCODING
- }
- }
- if emitter.best_indent < 2 || emitter.best_indent > 9 {
- emitter.best_indent = 2
- }
- if emitter.best_width >= 0 && emitter.best_width <= emitter.best_indent*2 {
- emitter.best_width = 80
- }
- if emitter.best_width < 0 {
- emitter.best_width = 1<<31 - 1
- }
- if emitter.line_break == yaml_ANY_BREAK {
- emitter.line_break = yaml_LN_BREAK
- }
-
- emitter.indent = -1
- emitter.line = 0
- emitter.column = 0
- emitter.whitespace = true
- emitter.indention = true
-
- if emitter.encoding != yaml_UTF8_ENCODING {
- if !yaml_emitter_write_bom(emitter) {
- return false
- }
- }
- emitter.state = yaml_EMIT_FIRST_DOCUMENT_START_STATE
- return true
-}
-
-// Expect DOCUMENT-START or STREAM-END.
-func yaml_emitter_emit_document_start(emitter *yaml_emitter_t, event *yaml_event_t, first bool) bool {
-
- if event.typ == yaml_DOCUMENT_START_EVENT {
-
- if event.version_directive != nil {
- if !yaml_emitter_analyze_version_directive(emitter, event.version_directive) {
- return false
- }
- }
-
- for i := 0; i < len(event.tag_directives); i++ {
- tag_directive := &event.tag_directives[i]
- if !yaml_emitter_analyze_tag_directive(emitter, tag_directive) {
- return false
- }
- if !yaml_emitter_append_tag_directive(emitter, tag_directive, false) {
- return false
- }
- }
-
- for i := 0; i < len(default_tag_directives); i++ {
- tag_directive := &default_tag_directives[i]
- if !yaml_emitter_append_tag_directive(emitter, tag_directive, true) {
- return false
- }
- }
-
- implicit := event.implicit
- if !first || emitter.canonical {
- implicit = false
- }
-
- if emitter.open_ended && (event.version_directive != nil || len(event.tag_directives) > 0) {
- if !yaml_emitter_write_indicator(emitter, []byte("..."), true, false, false) {
- return false
- }
- if !yaml_emitter_write_indent(emitter) {
- return false
- }
- }
-
- if event.version_directive != nil {
- implicit = false
- if !yaml_emitter_write_indicator(emitter, []byte("%YAML"), true, false, false) {
- return false
- }
- if !yaml_emitter_write_indicator(emitter, []byte("1.1"), true, false, false) {
- return false
- }
- if !yaml_emitter_write_indent(emitter) {
- return false
- }
- }
-
- if len(event.tag_directives) > 0 {
- implicit = false
- for i := 0; i < len(event.tag_directives); i++ {
- tag_directive := &event.tag_directives[i]
- if !yaml_emitter_write_indicator(emitter, []byte("%TAG"), true, false, false) {
- return false
- }
- if !yaml_emitter_write_tag_handle(emitter, tag_directive.handle) {
- return false
- }
- if !yaml_emitter_write_tag_content(emitter, tag_directive.prefix, true) {
- return false
- }
- if !yaml_emitter_write_indent(emitter) {
- return false
- }
- }
- }
-
- if yaml_emitter_check_empty_document(emitter) {
- implicit = false
- }
- if !implicit {
- if !yaml_emitter_write_indent(emitter) {
- return false
- }
- if !yaml_emitter_write_indicator(emitter, []byte("---"), true, false, false) {
- return false
- }
- if emitter.canonical {
- if !yaml_emitter_write_indent(emitter) {
- return false
- }
- }
- }
-
- emitter.state = yaml_EMIT_DOCUMENT_CONTENT_STATE
- return true
- }
-
- if event.typ == yaml_STREAM_END_EVENT {
- if emitter.open_ended {
- if !yaml_emitter_write_indicator(emitter, []byte("..."), true, false, false) {
- return false
- }
- if !yaml_emitter_write_indent(emitter) {
- return false
- }
- }
- if !yaml_emitter_flush(emitter) {
- return false
- }
- emitter.state = yaml_EMIT_END_STATE
- return true
- }
-
- return yaml_emitter_set_emitter_error(emitter, "expected DOCUMENT-START or STREAM-END")
-}
-
-// Expect the root node.
-func yaml_emitter_emit_document_content(emitter *yaml_emitter_t, event *yaml_event_t) bool {
- emitter.states = append(emitter.states, yaml_EMIT_DOCUMENT_END_STATE)
- return yaml_emitter_emit_node(emitter, event, true, false, false, false)
-}
-
-// Expect DOCUMENT-END.
-func yaml_emitter_emit_document_end(emitter *yaml_emitter_t, event *yaml_event_t) bool {
- if event.typ != yaml_DOCUMENT_END_EVENT {
- return yaml_emitter_set_emitter_error(emitter, "expected DOCUMENT-END")
- }
- if !yaml_emitter_write_indent(emitter) {
- return false
- }
- if !event.implicit {
- // [Go] Allocate the slice elsewhere.
- if !yaml_emitter_write_indicator(emitter, []byte("..."), true, false, false) {
- return false
- }
- if !yaml_emitter_write_indent(emitter) {
- return false
- }
- }
- if !yaml_emitter_flush(emitter) {
- return false
- }
- emitter.state = yaml_EMIT_DOCUMENT_START_STATE
- emitter.tag_directives = emitter.tag_directives[:0]
- return true
-}
-
-// Expect a flow item node.
-func yaml_emitter_emit_flow_sequence_item(emitter *yaml_emitter_t, event *yaml_event_t, first bool) bool {
- if first {
- if !yaml_emitter_write_indicator(emitter, []byte{'['}, true, true, false) {
- return false
- }
- if !yaml_emitter_increase_indent(emitter, true, false) {
- return false
- }
- emitter.flow_level++
- }
-
- if event.typ == yaml_SEQUENCE_END_EVENT {
- emitter.flow_level--
- emitter.indent = emitter.indents[len(emitter.indents)-1]
- emitter.indents = emitter.indents[:len(emitter.indents)-1]
- if emitter.canonical && !first {
- if !yaml_emitter_write_indicator(emitter, []byte{','}, false, false, false) {
- return false
- }
- if !yaml_emitter_write_indent(emitter) {
- return false
- }
- }
- if !yaml_emitter_write_indicator(emitter, []byte{']'}, false, false, false) {
- return false
- }
- emitter.state = emitter.states[len(emitter.states)-1]
- emitter.states = emitter.states[:len(emitter.states)-1]
-
- return true
- }
-
- if !first {
- if !yaml_emitter_write_indicator(emitter, []byte{','}, false, false, false) {
- return false
- }
- }
-
- if emitter.canonical || emitter.column > emitter.best_width {
- if !yaml_emitter_write_indent(emitter) {
- return false
- }
- }
- emitter.states = append(emitter.states, yaml_EMIT_FLOW_SEQUENCE_ITEM_STATE)
- return yaml_emitter_emit_node(emitter, event, false, true, false, false)
-}
-
-// Expect a flow key node.
-func yaml_emitter_emit_flow_mapping_key(emitter *yaml_emitter_t, event *yaml_event_t, first bool) bool {
- if first {
- if !yaml_emitter_write_indicator(emitter, []byte{'{'}, true, true, false) {
- return false
- }
- if !yaml_emitter_increase_indent(emitter, true, false) {
- return false
- }
- emitter.flow_level++
- }
-
- if event.typ == yaml_MAPPING_END_EVENT {
- emitter.flow_level--
- emitter.indent = emitter.indents[len(emitter.indents)-1]
- emitter.indents = emitter.indents[:len(emitter.indents)-1]
- if emitter.canonical && !first {
- if !yaml_emitter_write_indicator(emitter, []byte{','}, false, false, false) {
- return false
- }
- if !yaml_emitter_write_indent(emitter) {
- return false
- }
- }
- if !yaml_emitter_write_indicator(emitter, []byte{'}'}, false, false, false) {
- return false
- }
- emitter.state = emitter.states[len(emitter.states)-1]
- emitter.states = emitter.states[:len(emitter.states)-1]
- return true
- }
-
- if !first {
- if !yaml_emitter_write_indicator(emitter, []byte{','}, false, false, false) {
- return false
- }
- }
- if emitter.canonical || emitter.column > emitter.best_width {
- if !yaml_emitter_write_indent(emitter) {
- return false
- }
- }
-
- if !emitter.canonical && yaml_emitter_check_simple_key(emitter) {
- emitter.states = append(emitter.states, yaml_EMIT_FLOW_MAPPING_SIMPLE_VALUE_STATE)
- return yaml_emitter_emit_node(emitter, event, false, false, true, true)
- }
- if !yaml_emitter_write_indicator(emitter, []byte{'?'}, true, false, false) {
- return false
- }
- emitter.states = append(emitter.states, yaml_EMIT_FLOW_MAPPING_VALUE_STATE)
- return yaml_emitter_emit_node(emitter, event, false, false, true, false)
-}
-
-// Expect a flow value node.
-func yaml_emitter_emit_flow_mapping_value(emitter *yaml_emitter_t, event *yaml_event_t, simple bool) bool {
- if simple {
- if !yaml_emitter_write_indicator(emitter, []byte{':'}, false, false, false) {
- return false
- }
- } else {
- if emitter.canonical || emitter.column > emitter.best_width {
- if !yaml_emitter_write_indent(emitter) {
- return false
- }
- }
- if !yaml_emitter_write_indicator(emitter, []byte{':'}, true, false, false) {
- return false
- }
- }
- emitter.states = append(emitter.states, yaml_EMIT_FLOW_MAPPING_KEY_STATE)
- return yaml_emitter_emit_node(emitter, event, false, false, true, false)
-}
-
-// Expect a block item node.
-func yaml_emitter_emit_block_sequence_item(emitter *yaml_emitter_t, event *yaml_event_t, first bool) bool {
- if first {
- if !yaml_emitter_increase_indent(emitter, false, emitter.mapping_context && !emitter.indention) {
- return false
- }
- }
- if event.typ == yaml_SEQUENCE_END_EVENT {
- emitter.indent = emitter.indents[len(emitter.indents)-1]
- emitter.indents = emitter.indents[:len(emitter.indents)-1]
- emitter.state = emitter.states[len(emitter.states)-1]
- emitter.states = emitter.states[:len(emitter.states)-1]
- return true
- }
- if !yaml_emitter_write_indent(emitter) {
- return false
- }
- if !yaml_emitter_write_indicator(emitter, []byte{'-'}, true, false, true) {
- return false
- }
- emitter.states = append(emitter.states, yaml_EMIT_BLOCK_SEQUENCE_ITEM_STATE)
- return yaml_emitter_emit_node(emitter, event, false, true, false, false)
-}
-
-// Expect a block key node.
-func yaml_emitter_emit_block_mapping_key(emitter *yaml_emitter_t, event *yaml_event_t, first bool) bool {
- if first {
- if !yaml_emitter_increase_indent(emitter, false, false) {
- return false
- }
- }
- if event.typ == yaml_MAPPING_END_EVENT {
- emitter.indent = emitter.indents[len(emitter.indents)-1]
- emitter.indents = emitter.indents[:len(emitter.indents)-1]
- emitter.state = emitter.states[len(emitter.states)-1]
- emitter.states = emitter.states[:len(emitter.states)-1]
- return true
- }
- if !yaml_emitter_write_indent(emitter) {
- return false
- }
- if yaml_emitter_check_simple_key(emitter) {
- emitter.states = append(emitter.states, yaml_EMIT_BLOCK_MAPPING_SIMPLE_VALUE_STATE)
- return yaml_emitter_emit_node(emitter, event, false, false, true, true)
- }
- if !yaml_emitter_write_indicator(emitter, []byte{'?'}, true, false, true) {
- return false
- }
- emitter.states = append(emitter.states, yaml_EMIT_BLOCK_MAPPING_VALUE_STATE)
- return yaml_emitter_emit_node(emitter, event, false, false, true, false)
-}
-
-// Expect a block value node.
-func yaml_emitter_emit_block_mapping_value(emitter *yaml_emitter_t, event *yaml_event_t, simple bool) bool {
- if simple {
- if !yaml_emitter_write_indicator(emitter, []byte{':'}, false, false, false) {
- return false
- }
- } else {
- if !yaml_emitter_write_indent(emitter) {
- return false
- }
- if !yaml_emitter_write_indicator(emitter, []byte{':'}, true, false, true) {
- return false
- }
- }
- emitter.states = append(emitter.states, yaml_EMIT_BLOCK_MAPPING_KEY_STATE)
- return yaml_emitter_emit_node(emitter, event, false, false, true, false)
-}
-
-// Expect a node.
-func yaml_emitter_emit_node(emitter *yaml_emitter_t, event *yaml_event_t,
- root bool, sequence bool, mapping bool, simple_key bool) bool {
-
- emitter.root_context = root
- emitter.sequence_context = sequence
- emitter.mapping_context = mapping
- emitter.simple_key_context = simple_key
-
- switch event.typ {
- case yaml_ALIAS_EVENT:
- return yaml_emitter_emit_alias(emitter, event)
- case yaml_SCALAR_EVENT:
- return yaml_emitter_emit_scalar(emitter, event)
- case yaml_SEQUENCE_START_EVENT:
- return yaml_emitter_emit_sequence_start(emitter, event)
- case yaml_MAPPING_START_EVENT:
- return yaml_emitter_emit_mapping_start(emitter, event)
- default:
- return yaml_emitter_set_emitter_error(emitter,
- "expected SCALAR, SEQUENCE-START, MAPPING-START, or ALIAS")
- }
- return false
-}
-
-// Expect ALIAS.
-func yaml_emitter_emit_alias(emitter *yaml_emitter_t, event *yaml_event_t) bool {
- if !yaml_emitter_process_anchor(emitter) {
- return false
- }
- emitter.state = emitter.states[len(emitter.states)-1]
- emitter.states = emitter.states[:len(emitter.states)-1]
- return true
-}
-
-// Expect SCALAR.
-func yaml_emitter_emit_scalar(emitter *yaml_emitter_t, event *yaml_event_t) bool {
- if !yaml_emitter_select_scalar_style(emitter, event) {
- return false
- }
- if !yaml_emitter_process_anchor(emitter) {
- return false
- }
- if !yaml_emitter_process_tag(emitter) {
- return false
- }
- if !yaml_emitter_increase_indent(emitter, true, false) {
- return false
- }
- if !yaml_emitter_process_scalar(emitter) {
- return false
- }
- emitter.indent = emitter.indents[len(emitter.indents)-1]
- emitter.indents = emitter.indents[:len(emitter.indents)-1]
- emitter.state = emitter.states[len(emitter.states)-1]
- emitter.states = emitter.states[:len(emitter.states)-1]
- return true
-}
-
-// Expect SEQUENCE-START.
-func yaml_emitter_emit_sequence_start(emitter *yaml_emitter_t, event *yaml_event_t) bool {
- if !yaml_emitter_process_anchor(emitter) {
- return false
- }
- if !yaml_emitter_process_tag(emitter) {
- return false
- }
- if emitter.flow_level > 0 || emitter.canonical || event.sequence_style() == yaml_FLOW_SEQUENCE_STYLE ||
- yaml_emitter_check_empty_sequence(emitter) {
- emitter.state = yaml_EMIT_FLOW_SEQUENCE_FIRST_ITEM_STATE
- } else {
- emitter.state = yaml_EMIT_BLOCK_SEQUENCE_FIRST_ITEM_STATE
- }
- return true
-}
-
-// Expect MAPPING-START.
-func yaml_emitter_emit_mapping_start(emitter *yaml_emitter_t, event *yaml_event_t) bool {
- if !yaml_emitter_process_anchor(emitter) {
- return false
- }
- if !yaml_emitter_process_tag(emitter) {
- return false
- }
- if emitter.flow_level > 0 || emitter.canonical || event.mapping_style() == yaml_FLOW_MAPPING_STYLE ||
- yaml_emitter_check_empty_mapping(emitter) {
- emitter.state = yaml_EMIT_FLOW_MAPPING_FIRST_KEY_STATE
- } else {
- emitter.state = yaml_EMIT_BLOCK_MAPPING_FIRST_KEY_STATE
- }
- return true
-}
-
-// Check if the document content is an empty scalar.
-func yaml_emitter_check_empty_document(emitter *yaml_emitter_t) bool {
- return false // [Go] Huh?
-}
-
-// Check if the next events represent an empty sequence.
-func yaml_emitter_check_empty_sequence(emitter *yaml_emitter_t) bool {
- if len(emitter.events)-emitter.events_head < 2 {
- return false
- }
- return emitter.events[emitter.events_head].typ == yaml_SEQUENCE_START_EVENT &&
- emitter.events[emitter.events_head+1].typ == yaml_SEQUENCE_END_EVENT
-}
-
-// Check if the next events represent an empty mapping.
-func yaml_emitter_check_empty_mapping(emitter *yaml_emitter_t) bool {
- if len(emitter.events)-emitter.events_head < 2 {
- return false
- }
- return emitter.events[emitter.events_head].typ == yaml_MAPPING_START_EVENT &&
- emitter.events[emitter.events_head+1].typ == yaml_MAPPING_END_EVENT
-}
-
-// Check if the next node can be expressed as a simple key.
-func yaml_emitter_check_simple_key(emitter *yaml_emitter_t) bool {
- length := 0
- switch emitter.events[emitter.events_head].typ {
- case yaml_ALIAS_EVENT:
- length += len(emitter.anchor_data.anchor)
- case yaml_SCALAR_EVENT:
- if emitter.scalar_data.multiline {
- return false
- }
- length += len(emitter.anchor_data.anchor) +
- len(emitter.tag_data.handle) +
- len(emitter.tag_data.suffix) +
- len(emitter.scalar_data.value)
- case yaml_SEQUENCE_START_EVENT:
- if !yaml_emitter_check_empty_sequence(emitter) {
- return false
- }
- length += len(emitter.anchor_data.anchor) +
- len(emitter.tag_data.handle) +
- len(emitter.tag_data.suffix)
- case yaml_MAPPING_START_EVENT:
- if !yaml_emitter_check_empty_mapping(emitter) {
- return false
- }
- length += len(emitter.anchor_data.anchor) +
- len(emitter.tag_data.handle) +
- len(emitter.tag_data.suffix)
- default:
- return false
- }
- return length <= 128
-}
-
-// Determine an acceptable scalar style.
-func yaml_emitter_select_scalar_style(emitter *yaml_emitter_t, event *yaml_event_t) bool {
-
- no_tag := len(emitter.tag_data.handle) == 0 && len(emitter.tag_data.suffix) == 0
- if no_tag && !event.implicit && !event.quoted_implicit {
- return yaml_emitter_set_emitter_error(emitter, "neither tag nor implicit flags are specified")
- }
-
- style := event.scalar_style()
- if style == yaml_ANY_SCALAR_STYLE {
- style = yaml_PLAIN_SCALAR_STYLE
- }
- if emitter.canonical {
- style = yaml_DOUBLE_QUOTED_SCALAR_STYLE
- }
- if emitter.simple_key_context && emitter.scalar_data.multiline {
- style = yaml_DOUBLE_QUOTED_SCALAR_STYLE
- }
-
- if style == yaml_PLAIN_SCALAR_STYLE {
- if emitter.flow_level > 0 && !emitter.scalar_data.flow_plain_allowed ||
- emitter.flow_level == 0 && !emitter.scalar_data.block_plain_allowed {
- style = yaml_SINGLE_QUOTED_SCALAR_STYLE
- }
- if len(emitter.scalar_data.value) == 0 && (emitter.flow_level > 0 || emitter.simple_key_context) {
- style = yaml_SINGLE_QUOTED_SCALAR_STYLE
- }
- if no_tag && !event.implicit {
- style = yaml_SINGLE_QUOTED_SCALAR_STYLE
- }
- }
- if style == yaml_SINGLE_QUOTED_SCALAR_STYLE {
- if !emitter.scalar_data.single_quoted_allowed {
- style = yaml_DOUBLE_QUOTED_SCALAR_STYLE
- }
- }
- if style == yaml_LITERAL_SCALAR_STYLE || style == yaml_FOLDED_SCALAR_STYLE {
- if !emitter.scalar_data.block_allowed || emitter.flow_level > 0 || emitter.simple_key_context {
- style = yaml_DOUBLE_QUOTED_SCALAR_STYLE
- }
- }
-
- if no_tag && !event.quoted_implicit && style != yaml_PLAIN_SCALAR_STYLE {
- emitter.tag_data.handle = []byte{'!'}
- }
- emitter.scalar_data.style = style
- return true
-}
-
-// Write an achor.
-func yaml_emitter_process_anchor(emitter *yaml_emitter_t) bool {
- if emitter.anchor_data.anchor == nil {
- return true
- }
- c := []byte{'&'}
- if emitter.anchor_data.alias {
- c[0] = '*'
- }
- if !yaml_emitter_write_indicator(emitter, c, true, false, false) {
- return false
- }
- return yaml_emitter_write_anchor(emitter, emitter.anchor_data.anchor)
-}
-
-// Write a tag.
-func yaml_emitter_process_tag(emitter *yaml_emitter_t) bool {
- if len(emitter.tag_data.handle) == 0 && len(emitter.tag_data.suffix) == 0 {
- return true
- }
- if len(emitter.tag_data.handle) > 0 {
- if !yaml_emitter_write_tag_handle(emitter, emitter.tag_data.handle) {
- return false
- }
- if len(emitter.tag_data.suffix) > 0 {
- if !yaml_emitter_write_tag_content(emitter, emitter.tag_data.suffix, false) {
- return false
- }
- }
- } else {
- // [Go] Allocate these slices elsewhere.
- if !yaml_emitter_write_indicator(emitter, []byte("!<"), true, false, false) {
- return false
- }
- if !yaml_emitter_write_tag_content(emitter, emitter.tag_data.suffix, false) {
- return false
- }
- if !yaml_emitter_write_indicator(emitter, []byte{'>'}, false, false, false) {
- return false
- }
- }
- return true
-}
-
-// Write a scalar.
-func yaml_emitter_process_scalar(emitter *yaml_emitter_t) bool {
- switch emitter.scalar_data.style {
- case yaml_PLAIN_SCALAR_STYLE:
- return yaml_emitter_write_plain_scalar(emitter, emitter.scalar_data.value, !emitter.simple_key_context)
-
- case yaml_SINGLE_QUOTED_SCALAR_STYLE:
- return yaml_emitter_write_single_quoted_scalar(emitter, emitter.scalar_data.value, !emitter.simple_key_context)
-
- case yaml_DOUBLE_QUOTED_SCALAR_STYLE:
- return yaml_emitter_write_double_quoted_scalar(emitter, emitter.scalar_data.value, !emitter.simple_key_context)
-
- case yaml_LITERAL_SCALAR_STYLE:
- return yaml_emitter_write_literal_scalar(emitter, emitter.scalar_data.value)
-
- case yaml_FOLDED_SCALAR_STYLE:
- return yaml_emitter_write_folded_scalar(emitter, emitter.scalar_data.value)
- }
- panic("unknown scalar style")
-}
-
-// Check if a %YAML directive is valid.
-func yaml_emitter_analyze_version_directive(emitter *yaml_emitter_t, version_directive *yaml_version_directive_t) bool {
- if version_directive.major != 1 || version_directive.minor != 1 {
- return yaml_emitter_set_emitter_error(emitter, "incompatible %YAML directive")
- }
- return true
-}
-
-// Check if a %TAG directive is valid.
-func yaml_emitter_analyze_tag_directive(emitter *yaml_emitter_t, tag_directive *yaml_tag_directive_t) bool {
- handle := tag_directive.handle
- prefix := tag_directive.prefix
- if len(handle) == 0 {
- return yaml_emitter_set_emitter_error(emitter, "tag handle must not be empty")
- }
- if handle[0] != '!' {
- return yaml_emitter_set_emitter_error(emitter, "tag handle must start with '!'")
- }
- if handle[len(handle)-1] != '!' {
- return yaml_emitter_set_emitter_error(emitter, "tag handle must end with '!'")
- }
- for i := 1; i < len(handle)-1; i += width(handle[i]) {
- if !is_alpha(handle, i) {
- return yaml_emitter_set_emitter_error(emitter, "tag handle must contain alphanumerical characters only")
- }
- }
- if len(prefix) == 0 {
- return yaml_emitter_set_emitter_error(emitter, "tag prefix must not be empty")
- }
- return true
-}
-
-// Check if an anchor is valid.
-func yaml_emitter_analyze_anchor(emitter *yaml_emitter_t, anchor []byte, alias bool) bool {
- if len(anchor) == 0 {
- problem := "anchor value must not be empty"
- if alias {
- problem = "alias value must not be empty"
- }
- return yaml_emitter_set_emitter_error(emitter, problem)
- }
- for i := 0; i < len(anchor); i += width(anchor[i]) {
- if !is_alpha(anchor, i) {
- problem := "anchor value must contain alphanumerical characters only"
- if alias {
- problem = "alias value must contain alphanumerical characters only"
- }
- return yaml_emitter_set_emitter_error(emitter, problem)
- }
- }
- emitter.anchor_data.anchor = anchor
- emitter.anchor_data.alias = alias
- return true
-}
-
-// Check if a tag is valid.
-func yaml_emitter_analyze_tag(emitter *yaml_emitter_t, tag []byte) bool {
- if len(tag) == 0 {
- return yaml_emitter_set_emitter_error(emitter, "tag value must not be empty")
- }
- for i := 0; i < len(emitter.tag_directives); i++ {
- tag_directive := &emitter.tag_directives[i]
- if bytes.HasPrefix(tag, tag_directive.prefix) {
- emitter.tag_data.handle = tag_directive.handle
- emitter.tag_data.suffix = tag[len(tag_directive.prefix):]
- return true
- }
- }
- emitter.tag_data.suffix = tag
- return true
-}
-
-// Check if a scalar is valid.
-func yaml_emitter_analyze_scalar(emitter *yaml_emitter_t, value []byte) bool {
- var (
- block_indicators = false
- flow_indicators = false
- line_breaks = false
- special_characters = false
-
- leading_space = false
- leading_break = false
- trailing_space = false
- trailing_break = false
- break_space = false
- space_break = false
-
- preceeded_by_whitespace = false
- followed_by_whitespace = false
- previous_space = false
- previous_break = false
- )
-
- emitter.scalar_data.value = value
-
- if len(value) == 0 {
- emitter.scalar_data.multiline = false
- emitter.scalar_data.flow_plain_allowed = false
- emitter.scalar_data.block_plain_allowed = true
- emitter.scalar_data.single_quoted_allowed = true
- emitter.scalar_data.block_allowed = false
- return true
- }
-
- if len(value) >= 3 && ((value[0] == '-' && value[1] == '-' && value[2] == '-') || (value[0] == '.' && value[1] == '.' && value[2] == '.')) {
- block_indicators = true
- flow_indicators = true
- }
-
- preceeded_by_whitespace = true
- for i, w := 0, 0; i < len(value); i += w {
- w = width(value[i])
- followed_by_whitespace = i+w >= len(value) || is_blank(value, i+w)
-
- if i == 0 {
- switch value[i] {
- case '#', ',', '[', ']', '{', '}', '&', '*', '!', '|', '>', '\'', '"', '%', '@', '`':
- flow_indicators = true
- block_indicators = true
- case '?', ':':
- flow_indicators = true
- if followed_by_whitespace {
- block_indicators = true
- }
- case '-':
- if followed_by_whitespace {
- flow_indicators = true
- block_indicators = true
- }
- }
- } else {
- switch value[i] {
- case ',', '?', '[', ']', '{', '}':
- flow_indicators = true
- case ':':
- flow_indicators = true
- if followed_by_whitespace {
- block_indicators = true
- }
- case '#':
- if preceeded_by_whitespace {
- flow_indicators = true
- block_indicators = true
- }
- }
- }
-
- if !is_printable(value, i) || !is_ascii(value, i) && !emitter.unicode {
- special_characters = true
- }
- if is_space(value, i) {
- if i == 0 {
- leading_space = true
- }
- if i+width(value[i]) == len(value) {
- trailing_space = true
- }
- if previous_break {
- break_space = true
- }
- previous_space = true
- previous_break = false
- } else if is_break(value, i) {
- line_breaks = true
- if i == 0 {
- leading_break = true
- }
- if i+width(value[i]) == len(value) {
- trailing_break = true
- }
- if previous_space {
- space_break = true
- }
- previous_space = false
- previous_break = true
- } else {
- previous_space = false
- previous_break = false
- }
-
- // [Go]: Why 'z'? Couldn't be the end of the string as that's the loop condition.
- preceeded_by_whitespace = is_blankz(value, i)
- }
-
- emitter.scalar_data.multiline = line_breaks
- emitter.scalar_data.flow_plain_allowed = true
- emitter.scalar_data.block_plain_allowed = true
- emitter.scalar_data.single_quoted_allowed = true
- emitter.scalar_data.block_allowed = true
-
- if leading_space || leading_break || trailing_space || trailing_break {
- emitter.scalar_data.flow_plain_allowed = false
- emitter.scalar_data.block_plain_allowed = false
- }
- if trailing_space {
- emitter.scalar_data.block_allowed = false
- }
- if break_space {
- emitter.scalar_data.flow_plain_allowed = false
- emitter.scalar_data.block_plain_allowed = false
- emitter.scalar_data.single_quoted_allowed = false
- }
- if space_break || special_characters {
- emitter.scalar_data.flow_plain_allowed = false
- emitter.scalar_data.block_plain_allowed = false
- emitter.scalar_data.single_quoted_allowed = false
- emitter.scalar_data.block_allowed = false
- }
- if line_breaks {
- emitter.scalar_data.flow_plain_allowed = false
- emitter.scalar_data.block_plain_allowed = false
- }
- if flow_indicators {
- emitter.scalar_data.flow_plain_allowed = false
- }
- if block_indicators {
- emitter.scalar_data.block_plain_allowed = false
- }
- return true
-}
-
-// Check if the event data is valid.
-func yaml_emitter_analyze_event(emitter *yaml_emitter_t, event *yaml_event_t) bool {
-
- emitter.anchor_data.anchor = nil
- emitter.tag_data.handle = nil
- emitter.tag_data.suffix = nil
- emitter.scalar_data.value = nil
-
- switch event.typ {
- case yaml_ALIAS_EVENT:
- if !yaml_emitter_analyze_anchor(emitter, event.anchor, true) {
- return false
- }
-
- case yaml_SCALAR_EVENT:
- if len(event.anchor) > 0 {
- if !yaml_emitter_analyze_anchor(emitter, event.anchor, false) {
- return false
- }
- }
- if len(event.tag) > 0 && (emitter.canonical || (!event.implicit && !event.quoted_implicit)) {
- if !yaml_emitter_analyze_tag(emitter, event.tag) {
- return false
- }
- }
- if !yaml_emitter_analyze_scalar(emitter, event.value) {
- return false
- }
-
- case yaml_SEQUENCE_START_EVENT:
- if len(event.anchor) > 0 {
- if !yaml_emitter_analyze_anchor(emitter, event.anchor, false) {
- return false
- }
- }
- if len(event.tag) > 0 && (emitter.canonical || !event.implicit) {
- if !yaml_emitter_analyze_tag(emitter, event.tag) {
- return false
- }
- }
-
- case yaml_MAPPING_START_EVENT:
- if len(event.anchor) > 0 {
- if !yaml_emitter_analyze_anchor(emitter, event.anchor, false) {
- return false
- }
- }
- if len(event.tag) > 0 && (emitter.canonical || !event.implicit) {
- if !yaml_emitter_analyze_tag(emitter, event.tag) {
- return false
- }
- }
- }
- return true
-}
-
-// Write the BOM character.
-func yaml_emitter_write_bom(emitter *yaml_emitter_t) bool {
- if !flush(emitter) {
- return false
- }
- pos := emitter.buffer_pos
- emitter.buffer[pos+0] = '\xEF'
- emitter.buffer[pos+1] = '\xBB'
- emitter.buffer[pos+2] = '\xBF'
- emitter.buffer_pos += 3
- return true
-}
-
-func yaml_emitter_write_indent(emitter *yaml_emitter_t) bool {
- indent := emitter.indent
- if indent < 0 {
- indent = 0
- }
- if !emitter.indention || emitter.column > indent || (emitter.column == indent && !emitter.whitespace) {
- if !put_break(emitter) {
- return false
- }
- }
- for emitter.column < indent {
- if !put(emitter, ' ') {
- return false
- }
- }
- emitter.whitespace = true
- emitter.indention = true
- return true
-}
-
-func yaml_emitter_write_indicator(emitter *yaml_emitter_t, indicator []byte, need_whitespace, is_whitespace, is_indention bool) bool {
- if need_whitespace && !emitter.whitespace {
- if !put(emitter, ' ') {
- return false
- }
- }
- if !write_all(emitter, indicator) {
- return false
- }
- emitter.whitespace = is_whitespace
- emitter.indention = (emitter.indention && is_indention)
- emitter.open_ended = false
- return true
-}
-
-func yaml_emitter_write_anchor(emitter *yaml_emitter_t, value []byte) bool {
- if !write_all(emitter, value) {
- return false
- }
- emitter.whitespace = false
- emitter.indention = false
- return true
-}
-
-func yaml_emitter_write_tag_handle(emitter *yaml_emitter_t, value []byte) bool {
- if !emitter.whitespace {
- if !put(emitter, ' ') {
- return false
- }
- }
- if !write_all(emitter, value) {
- return false
- }
- emitter.whitespace = false
- emitter.indention = false
- return true
-}
-
-func yaml_emitter_write_tag_content(emitter *yaml_emitter_t, value []byte, need_whitespace bool) bool {
- if need_whitespace && !emitter.whitespace {
- if !put(emitter, ' ') {
- return false
- }
- }
- for i := 0; i < len(value); {
- var must_write bool
- switch value[i] {
- case ';', '/', '?', ':', '@', '&', '=', '+', '$', ',', '_', '.', '~', '*', '\'', '(', ')', '[', ']':
- must_write = true
- default:
- must_write = is_alpha(value, i)
- }
- if must_write {
- if !write(emitter, value, &i) {
- return false
- }
- } else {
- w := width(value[i])
- for k := 0; k < w; k++ {
- octet := value[i]
- i++
- if !put(emitter, '%') {
- return false
- }
-
- c := octet >> 4
- if c < 10 {
- c += '0'
- } else {
- c += 'A' - 10
- }
- if !put(emitter, c) {
- return false
- }
-
- c = octet & 0x0f
- if c < 10 {
- c += '0'
- } else {
- c += 'A' - 10
- }
- if !put(emitter, c) {
- return false
- }
- }
- }
- }
- emitter.whitespace = false
- emitter.indention = false
- return true
-}
-
-func yaml_emitter_write_plain_scalar(emitter *yaml_emitter_t, value []byte, allow_breaks bool) bool {
- if !emitter.whitespace {
- if !put(emitter, ' ') {
- return false
- }
- }
-
- spaces := false
- breaks := false
- for i := 0; i < len(value); {
- if is_space(value, i) {
- if allow_breaks && !spaces && emitter.column > emitter.best_width && !is_space(value, i+1) {
- if !yaml_emitter_write_indent(emitter) {
- return false
- }
- i += width(value[i])
- } else {
- if !write(emitter, value, &i) {
- return false
- }
- }
- spaces = true
- } else if is_break(value, i) {
- if !breaks && value[i] == '\n' {
- if !put_break(emitter) {
- return false
- }
- }
- if !write_break(emitter, value, &i) {
- return false
- }
- emitter.indention = true
- breaks = true
- } else {
- if breaks {
- if !yaml_emitter_write_indent(emitter) {
- return false
- }
- }
- if !write(emitter, value, &i) {
- return false
- }
- emitter.indention = false
- spaces = false
- breaks = false
- }
- }
-
- emitter.whitespace = false
- emitter.indention = false
- if emitter.root_context {
- emitter.open_ended = true
- }
-
- return true
-}
-
-func yaml_emitter_write_single_quoted_scalar(emitter *yaml_emitter_t, value []byte, allow_breaks bool) bool {
-
- if !yaml_emitter_write_indicator(emitter, []byte{'\''}, true, false, false) {
- return false
- }
-
- spaces := false
- breaks := false
- for i := 0; i < len(value); {
- if is_space(value, i) {
- if allow_breaks && !spaces && emitter.column > emitter.best_width && i > 0 && i < len(value)-1 && !is_space(value, i+1) {
- if !yaml_emitter_write_indent(emitter) {
- return false
- }
- i += width(value[i])
- } else {
- if !write(emitter, value, &i) {
- return false
- }
- }
- spaces = true
- } else if is_break(value, i) {
- if !breaks && value[i] == '\n' {
- if !put_break(emitter) {
- return false
- }
- }
- if !write_break(emitter, value, &i) {
- return false
- }
- emitter.indention = true
- breaks = true
- } else {
- if breaks {
- if !yaml_emitter_write_indent(emitter) {
- return false
- }
- }
- if value[i] == '\'' {
- if !put(emitter, '\'') {
- return false
- }
- }
- if !write(emitter, value, &i) {
- return false
- }
- emitter.indention = false
- spaces = false
- breaks = false
- }
- }
- if !yaml_emitter_write_indicator(emitter, []byte{'\''}, false, false, false) {
- return false
- }
- emitter.whitespace = false
- emitter.indention = false
- return true
-}
-
-func yaml_emitter_write_double_quoted_scalar(emitter *yaml_emitter_t, value []byte, allow_breaks bool) bool {
- spaces := false
- if !yaml_emitter_write_indicator(emitter, []byte{'"'}, true, false, false) {
- return false
- }
-
- for i := 0; i < len(value); {
- if !is_printable(value, i) || (!emitter.unicode && !is_ascii(value, i)) ||
- is_bom(value, i) || is_break(value, i) ||
- value[i] == '"' || value[i] == '\\' {
-
- octet := value[i]
-
- var w int
- var v rune
- switch {
- case octet&0x80 == 0x00:
- w, v = 1, rune(octet&0x7F)
- case octet&0xE0 == 0xC0:
- w, v = 2, rune(octet&0x1F)
- case octet&0xF0 == 0xE0:
- w, v = 3, rune(octet&0x0F)
- case octet&0xF8 == 0xF0:
- w, v = 4, rune(octet&0x07)
- }
- for k := 1; k < w; k++ {
- octet = value[i+k]
- v = (v << 6) + (rune(octet) & 0x3F)
- }
- i += w
-
- if !put(emitter, '\\') {
- return false
- }
-
- var ok bool
- switch v {
- case 0x00:
- ok = put(emitter, '0')
- case 0x07:
- ok = put(emitter, 'a')
- case 0x08:
- ok = put(emitter, 'b')
- case 0x09:
- ok = put(emitter, 't')
- case 0x0A:
- ok = put(emitter, 'n')
- case 0x0b:
- ok = put(emitter, 'v')
- case 0x0c:
- ok = put(emitter, 'f')
- case 0x0d:
- ok = put(emitter, 'r')
- case 0x1b:
- ok = put(emitter, 'e')
- case 0x22:
- ok = put(emitter, '"')
- case 0x5c:
- ok = put(emitter, '\\')
- case 0x85:
- ok = put(emitter, 'N')
- case 0xA0:
- ok = put(emitter, '_')
- case 0x2028:
- ok = put(emitter, 'L')
- case 0x2029:
- ok = put(emitter, 'P')
- default:
- if v <= 0xFF {
- ok = put(emitter, 'x')
- w = 2
- } else if v <= 0xFFFF {
- ok = put(emitter, 'u')
- w = 4
- } else {
- ok = put(emitter, 'U')
- w = 8
- }
- for k := (w - 1) * 4; ok && k >= 0; k -= 4 {
- digit := byte((v >> uint(k)) & 0x0F)
- if digit < 10 {
- ok = put(emitter, digit+'0')
- } else {
- ok = put(emitter, digit+'A'-10)
- }
- }
- }
- if !ok {
- return false
- }
- spaces = false
- } else if is_space(value, i) {
- if allow_breaks && !spaces && emitter.column > emitter.best_width && i > 0 && i < len(value)-1 {
- if !yaml_emitter_write_indent(emitter) {
- return false
- }
- if is_space(value, i+1) {
- if !put(emitter, '\\') {
- return false
- }
- }
- i += width(value[i])
- } else if !write(emitter, value, &i) {
- return false
- }
- spaces = true
- } else {
- if !write(emitter, value, &i) {
- return false
- }
- spaces = false
- }
- }
- if !yaml_emitter_write_indicator(emitter, []byte{'"'}, false, false, false) {
- return false
- }
- emitter.whitespace = false
- emitter.indention = false
- return true
-}
-
-func yaml_emitter_write_block_scalar_hints(emitter *yaml_emitter_t, value []byte) bool {
- if is_space(value, 0) || is_break(value, 0) {
- indent_hint := []byte{'0' + byte(emitter.best_indent)}
- if !yaml_emitter_write_indicator(emitter, indent_hint, false, false, false) {
- return false
- }
- }
-
- emitter.open_ended = false
-
- var chomp_hint [1]byte
- if len(value) == 0 {
- chomp_hint[0] = '-'
- } else {
- i := len(value) - 1
- for value[i]&0xC0 == 0x80 {
- i--
- }
- if !is_break(value, i) {
- chomp_hint[0] = '-'
- } else if i == 0 {
- chomp_hint[0] = '+'
- emitter.open_ended = true
- } else {
- i--
- for value[i]&0xC0 == 0x80 {
- i--
- }
- if is_break(value, i) {
- chomp_hint[0] = '+'
- emitter.open_ended = true
- }
- }
- }
- if chomp_hint[0] != 0 {
- if !yaml_emitter_write_indicator(emitter, chomp_hint[:], false, false, false) {
- return false
- }
- }
- return true
-}
-
-func yaml_emitter_write_literal_scalar(emitter *yaml_emitter_t, value []byte) bool {
- if !yaml_emitter_write_indicator(emitter, []byte{'|'}, true, false, false) {
- return false
- }
- if !yaml_emitter_write_block_scalar_hints(emitter, value) {
- return false
- }
- if !put_break(emitter) {
- return false
- }
- emitter.indention = true
- emitter.whitespace = true
- breaks := true
- for i := 0; i < len(value); {
- if is_break(value, i) {
- if !write_break(emitter, value, &i) {
- return false
- }
- emitter.indention = true
- breaks = true
- } else {
- if breaks {
- if !yaml_emitter_write_indent(emitter) {
- return false
- }
- }
- if !write(emitter, value, &i) {
- return false
- }
- emitter.indention = false
- breaks = false
- }
- }
-
- return true
-}
-
-func yaml_emitter_write_folded_scalar(emitter *yaml_emitter_t, value []byte) bool {
- if !yaml_emitter_write_indicator(emitter, []byte{'>'}, true, false, false) {
- return false
- }
- if !yaml_emitter_write_block_scalar_hints(emitter, value) {
- return false
- }
-
- if !put_break(emitter) {
- return false
- }
- emitter.indention = true
- emitter.whitespace = true
-
- breaks := true
- leading_spaces := true
- for i := 0; i < len(value); {
- if is_break(value, i) {
- if !breaks && !leading_spaces && value[i] == '\n' {
- k := 0
- for is_break(value, k) {
- k += width(value[k])
- }
- if !is_blankz(value, k) {
- if !put_break(emitter) {
- return false
- }
- }
- }
- if !write_break(emitter, value, &i) {
- return false
- }
- emitter.indention = true
- breaks = true
- } else {
- if breaks {
- if !yaml_emitter_write_indent(emitter) {
- return false
- }
- leading_spaces = is_blank(value, i)
- }
- if !breaks && is_space(value, i) && !is_space(value, i+1) && emitter.column > emitter.best_width {
- if !yaml_emitter_write_indent(emitter) {
- return false
- }
- i += width(value[i])
- } else {
- if !write(emitter, value, &i) {
- return false
- }
- }
- emitter.indention = false
- breaks = false
- }
- }
- return true
-}
http://git-wip-us.apache.org/repos/asf/incubator-mynewt-newt/blob/e95057f4/Godeps/_workspace/src/gopkg.in/yaml.v2/encode.go
----------------------------------------------------------------------
diff --git a/Godeps/_workspace/src/gopkg.in/yaml.v2/encode.go b/Godeps/_workspace/src/gopkg.in/yaml.v2/encode.go
deleted file mode 100644
index 84f8499..0000000
--- a/Godeps/_workspace/src/gopkg.in/yaml.v2/encode.go
+++ /dev/null
@@ -1,306 +0,0 @@
-package yaml
-
-import (
- "encoding"
- "fmt"
- "reflect"
- "regexp"
- "sort"
- "strconv"
- "strings"
- "time"
-)
-
-type encoder struct {
- emitter yaml_emitter_t
- event yaml_event_t
- out []byte
- flow bool
-}
-
-func newEncoder() (e *encoder) {
- e = &encoder{}
- e.must(yaml_emitter_initialize(&e.emitter))
- yaml_emitter_set_output_string(&e.emitter, &e.out)
- yaml_emitter_set_unicode(&e.emitter, true)
- e.must(yaml_stream_start_event_initialize(&e.event, yaml_UTF8_ENCODING))
- e.emit()
- e.must(yaml_document_start_event_initialize(&e.event, nil, nil, true))
- e.emit()
- return e
-}
-
-func (e *encoder) finish() {
- e.must(yaml_document_end_event_initialize(&e.event, true))
- e.emit()
- e.emitter.open_ended = false
- e.must(yaml_stream_end_event_initialize(&e.event))
- e.emit()
-}
-
-func (e *encoder) destroy() {
- yaml_emitter_delete(&e.emitter)
-}
-
-func (e *encoder) emit() {
- // This will internally delete the e.event value.
- if !yaml_emitter_emit(&e.emitter, &e.event) && e.event.typ != yaml_DOCUMENT_END_EVENT && e.event.typ != yaml_STREAM_END_EVENT {
- e.must(false)
- }
-}
-
-func (e *encoder) must(ok bool) {
- if !ok {
- msg := e.emitter.problem
- if msg == "" {
- msg = "unknown problem generating YAML content"
- }
- failf("%s", msg)
- }
-}
-
-func (e *encoder) marshal(tag string, in reflect.Value) {
- if !in.IsValid() {
- e.nilv()
- return
- }
- iface := in.Interface()
- if m, ok := iface.(Marshaler); ok {
- v, err := m.MarshalYAML()
- if err != nil {
- fail(err)
- }
- if v == nil {
- e.nilv()
- return
- }
- in = reflect.ValueOf(v)
- } else if m, ok := iface.(encoding.TextMarshaler); ok {
- text, err := m.MarshalText()
- if err != nil {
- fail(err)
- }
- in = reflect.ValueOf(string(text))
- }
- switch in.Kind() {
- case reflect.Interface:
- if in.IsNil() {
- e.nilv()
- } else {
- e.marshal(tag, in.Elem())
- }
- case reflect.Map:
- e.mapv(tag, in)
- case reflect.Ptr:
- if in.IsNil() {
- e.nilv()
- } else {
- e.marshal(tag, in.Elem())
- }
- case reflect.Struct:
- e.structv(tag, in)
- case reflect.Slice:
- if in.Type().Elem() == mapItemType {
- e.itemsv(tag, in)
- } else {
- e.slicev(tag, in)
- }
- case reflect.String:
- e.stringv(tag, in)
- case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
- if in.Type() == durationType {
- e.stringv(tag, reflect.ValueOf(iface.(time.Duration).String()))
- } else {
- e.intv(tag, in)
- }
- case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64, reflect.Uintptr:
- e.uintv(tag, in)
- case reflect.Float32, reflect.Float64:
- e.floatv(tag, in)
- case reflect.Bool:
- e.boolv(tag, in)
- default:
- panic("cannot marshal type: " + in.Type().String())
- }
-}
-
-func (e *encoder) mapv(tag string, in reflect.Value) {
- e.mappingv(tag, func() {
- keys := keyList(in.MapKeys())
- sort.Sort(keys)
- for _, k := range keys {
- e.marshal("", k)
- e.marshal("", in.MapIndex(k))
- }
- })
-}
-
-func (e *encoder) itemsv(tag string, in reflect.Value) {
- e.mappingv(tag, func() {
- slice := in.Convert(reflect.TypeOf([]MapItem{})).Interface().([]MapItem)
- for _, item := range slice {
- e.marshal("", reflect.ValueOf(item.Key))
- e.marshal("", reflect.ValueOf(item.Value))
- }
- })
-}
-
-func (e *encoder) structv(tag string, in reflect.Value) {
- sinfo, err := getStructInfo(in.Type())
- if err != nil {
- panic(err)
- }
- e.mappingv(tag, func() {
- for _, info := range sinfo.FieldsList {
- var value reflect.Value
- if info.Inline == nil {
- value = in.Field(info.Num)
- } else {
- value = in.FieldByIndex(info.Inline)
- }
- if info.OmitEmpty && isZero(value) {
- continue
- }
- e.marshal("", reflect.ValueOf(info.Key))
- e.flow = info.Flow
- e.marshal("", value)
- }
- if sinfo.InlineMap >= 0 {
- m := in.Field(sinfo.InlineMap)
- if m.Len() > 0 {
- e.flow = false
- keys := keyList(m.MapKeys())
- sort.Sort(keys)
- for _, k := range keys {
- if _, found := sinfo.FieldsMap[k.String()]; found {
- panic(fmt.Sprintf("Can't have key %q in inlined map; conflicts with struct field", k.String()))
- }
- e.marshal("", k)
- e.flow = false
- e.marshal("", m.MapIndex(k))
- }
- }
- }
- })
-}
-
-func (e *encoder) mappingv(tag string, f func()) {
- implicit := tag == ""
- style := yaml_BLOCK_MAPPING_STYLE
- if e.flow {
- e.flow = false
- style = yaml_FLOW_MAPPING_STYLE
- }
- e.must(yaml_mapping_start_event_initialize(&e.event, nil, []byte(tag), implicit, style))
- e.emit()
- f()
- e.must(yaml_mapping_end_event_initialize(&e.event))
- e.emit()
-}
-
-func (e *encoder) slicev(tag string, in reflect.Value) {
- implicit := tag == ""
- style := yaml_BLOCK_SEQUENCE_STYLE
- if e.flow {
- e.flow = false
- style = yaml_FLOW_SEQUENCE_STYLE
- }
- e.must(yaml_sequence_start_event_initialize(&e.event, nil, []byte(tag), implicit, style))
- e.emit()
- n := in.Len()
- for i := 0; i < n; i++ {
- e.marshal("", in.Index(i))
- }
- e.must(yaml_sequence_end_event_initialize(&e.event))
- e.emit()
-}
-
-// isBase60 returns whether s is in base 60 notation as defined in YAML 1.1.
-//
-// The base 60 float notation in YAML 1.1 is a terrible idea and is unsupported
-// in YAML 1.2 and by this package, but these should be marshalled quoted for
-// the time being for compatibility with other parsers.
-func isBase60Float(s string) (result bool) {
- // Fast path.
- if s == "" {
- return false
- }
- c := s[0]
- if !(c == '+' || c == '-' || c >= '0' && c <= '9') || strings.IndexByte(s, ':') < 0 {
- return false
- }
- // Do the full match.
- return base60float.MatchString(s)
-}
-
-// From http://yaml.org/type/float.html, except the regular expression there
-// is bogus. In practice parsers do not enforce the "\.[0-9_]*" suffix.
-var base60float = regexp.MustCompile(`^[-+]?[0-9][0-9_]*(?::[0-5]?[0-9])+(?:\.[0-9_]*)?$`)
-
-func (e *encoder) stringv(tag string, in reflect.Value) {
- var style yaml_scalar_style_t
- s := in.String()
- rtag, rs := resolve("", s)
- if rtag == yaml_BINARY_TAG {
- if tag == "" || tag == yaml_STR_TAG {
- tag = rtag
- s = rs.(string)
- } else if tag == yaml_BINARY_TAG {
- failf("explicitly tagged !!binary data must be base64-encoded")
- } else {
- failf("cannot marshal invalid UTF-8 data as %s", shortTag(tag))
- }
- }
- if tag == "" && (rtag != yaml_STR_TAG || isBase60Float(s)) {
- style = yaml_DOUBLE_QUOTED_SCALAR_STYLE
- } else if strings.Contains(s, "\n") {
- style = yaml_LITERAL_SCALAR_STYLE
- } else {
- style = yaml_PLAIN_SCALAR_STYLE
- }
- e.emitScalar(s, "", tag, style)
-}
-
-func (e *encoder) boolv(tag string, in reflect.Value) {
- var s string
- if in.Bool() {
- s = "true"
- } else {
- s = "false"
- }
- e.emitScalar(s, "", tag, yaml_PLAIN_SCALAR_STYLE)
-}
-
-func (e *encoder) intv(tag string, in reflect.Value) {
- s := strconv.FormatInt(in.Int(), 10)
- e.emitScalar(s, "", tag, yaml_PLAIN_SCALAR_STYLE)
-}
-
-func (e *encoder) uintv(tag string, in reflect.Value) {
- s := strconv.FormatUint(in.Uint(), 10)
- e.emitScalar(s, "", tag, yaml_PLAIN_SCALAR_STYLE)
-}
-
-func (e *encoder) floatv(tag string, in reflect.Value) {
- // FIXME: Handle 64 bits here.
- s := strconv.FormatFloat(float64(in.Float()), 'g', -1, 32)
- switch s {
- case "+Inf":
- s = ".inf"
- case "-Inf":
- s = "-.inf"
- case "NaN":
- s = ".nan"
- }
- e.emitScalar(s, "", tag, yaml_PLAIN_SCALAR_STYLE)
-}
-
-func (e *encoder) nilv() {
- e.emitScalar("null", "", "", yaml_PLAIN_SCALAR_STYLE)
-}
-
-func (e *encoder) emitScalar(value, anchor, tag string, style yaml_scalar_style_t) {
- implicit := tag == ""
- e.must(yaml_scalar_event_initialize(&e.event, []byte(anchor), []byte(tag), []byte(value), implicit, implicit, style))
- e.emit()
-}
http://git-wip-us.apache.org/repos/asf/incubator-mynewt-newt/blob/e95057f4/Godeps/_workspace/src/gopkg.in/yaml.v2/encode_test.go
----------------------------------------------------------------------
diff --git a/Godeps/_workspace/src/gopkg.in/yaml.v2/encode_test.go b/Godeps/_workspace/src/gopkg.in/yaml.v2/encode_test.go
deleted file mode 100644
index 1b35452..0000000
--- a/Godeps/_workspace/src/gopkg.in/yaml.v2/encode_test.go
+++ /dev/null
@@ -1,495 +0,0 @@
-package yaml_test
-
-import (
- "fmt"
- "math"
- "strconv"
- "strings"
- "time"
-
- . "gopkg.in/check.v1"
- "gopkg.in/yaml.v2"
- "net"
- "os"
-)
-
-var marshalIntTest = 123
-
-var marshalTests = []struct {
- value interface{}
- data string
-}{
- {
- nil,
- "null\n",
- }, {
- &struct{}{},
- "{}\n",
- }, {
- map[string]string{"v": "hi"},
- "v: hi\n",
- }, {
- map[string]interface{}{"v": "hi"},
- "v: hi\n",
- }, {
- map[string]string{"v": "true"},
- "v: \"true\"\n",
- }, {
- map[string]string{"v": "false"},
- "v: \"false\"\n",
- }, {
- map[string]interface{}{"v": true},
- "v: true\n",
- }, {
- map[string]interface{}{"v": false},
- "v: false\n",
- }, {
- map[string]interface{}{"v": 10},
- "v: 10\n",
- }, {
- map[string]interface{}{"v": -10},
- "v: -10\n",
- }, {
- map[string]uint{"v": 42},
- "v: 42\n",
- }, {
- map[string]interface{}{"v": int64(4294967296)},
- "v: 4294967296\n",
- }, {
- map[string]int64{"v": int64(4294967296)},
- "v: 4294967296\n",
- }, {
- map[string]uint64{"v": 4294967296},
- "v: 4294967296\n",
- }, {
- map[string]interface{}{"v": "10"},
- "v: \"10\"\n",
- }, {
- map[string]interface{}{"v": 0.1},
- "v: 0.1\n",
- }, {
- map[string]interface{}{"v": float64(0.1)},
- "v: 0.1\n",
- }, {
- map[string]interface{}{"v": -0.1},
- "v: -0.1\n",
- }, {
- map[string]interface{}{"v": math.Inf(+1)},
- "v: .inf\n",
- }, {
- map[string]interface{}{"v": math.Inf(-1)},
- "v: -.inf\n",
- }, {
- map[string]interface{}{"v": math.NaN()},
- "v: .nan\n",
- }, {
- map[string]interface{}{"v": nil},
- "v: null\n",
- }, {
- map[string]interface{}{"v": ""},
- "v: \"\"\n",
- }, {
- map[string][]string{"v": []string{"A", "B"}},
- "v:\n- A\n- B\n",
- }, {
- map[string][]string{"v": []string{"A", "B\nC"}},
- "v:\n- A\n- |-\n B\n C\n",
- }, {
- map[string][]interface{}{"v": []interface{}{"A", 1, map[string][]int{"B": []int{2, 3}}}},
- "v:\n- A\n- 1\n- B:\n - 2\n - 3\n",
- }, {
- map[string]interface{}{"a": map[interface{}]interface{}{"b": "c"}},
- "a:\n b: c\n",
- }, {
- map[string]interface{}{"a": "-"},
- "a: '-'\n",
- },
-
- // Simple values.
- {
- &marshalIntTest,
- "123\n",
- },
-
- // Structures
- {
- &struct{ Hello string }{"world"},
- "hello: world\n",
- }, {
- &struct {
- A struct {
- B string
- }
- }{struct{ B string }{"c"}},
- "a:\n b: c\n",
- }, {
- &struct {
- A *struct {
- B string
- }
- }{&struct{ B string }{"c"}},
- "a:\n b: c\n",
- }, {
- &struct {
- A *struct {
- B string
- }
- }{},
- "a: null\n",
- }, {
- &struct{ A int }{1},
- "a: 1\n",
- }, {
- &struct{ A []int }{[]int{1, 2}},
- "a:\n- 1\n- 2\n",
- }, {
- &struct {
- B int "a"
- }{1},
- "a: 1\n",
- }, {
- &struct{ A bool }{true},
- "a: true\n",
- },
-
- // Conditional flag
- {
- &struct {
- A int "a,omitempty"
- B int "b,omitempty"
- }{1, 0},
- "a: 1\n",
- }, {
- &struct {
- A int "a,omitempty"
- B int "b,omitempty"
- }{0, 0},
- "{}\n",
- }, {
- &struct {
- A *struct{ X, y int } "a,omitempty,flow"
- }{&struct{ X, y int }{1, 2}},
- "a: {x: 1}\n",
- }, {
- &struct {
- A *struct{ X, y int } "a,omitempty,flow"
- }{nil},
- "{}\n",
- }, {
- &struct {
- A *struct{ X, y int } "a,omitempty,flow"
- }{&struct{ X, y int }{}},
- "a: {x: 0}\n",
- }, {
- &struct {
- A struct{ X, y int } "a,omitempty,flow"
- }{struct{ X, y int }{1, 2}},
- "a: {x: 1}\n",
- }, {
- &struct {
- A struct{ X, y int } "a,omitempty,flow"
- }{struct{ X, y int }{0, 1}},
- "{}\n",
- },
-
- // Flow flag
- {
- &struct {
- A []int "a,flow"
- }{[]int{1, 2}},
- "a: [1, 2]\n",
- }, {
- &struct {
- A map[string]string "a,flow"
- }{map[string]string{"b": "c", "d": "e"}},
- "a: {b: c, d: e}\n",
- }, {
- &struct {
- A struct {
- B, D string
- } "a,flow"
- }{struct{ B, D string }{"c", "e"}},
- "a: {b: c, d: e}\n",
- },
-
- // Unexported field
- {
- &struct {
- u int
- A int
- }{0, 1},
- "a: 1\n",
- },
-
- // Ignored field
- {
- &struct {
- A int
- B int "-"
- }{1, 2},
- "a: 1\n",
- },
-
- // Struct inlining
- {
- &struct {
- A int
- C inlineB `yaml:",inline"`
- }{1, inlineB{2, inlineC{3}}},
- "a: 1\nb: 2\nc: 3\n",
- },
-
- // Map inlining
- {
- &struct {
- A int
- C map[string]int `yaml:",inline"`
- }{1, map[string]int{"b": 2, "c": 3}},
- "a: 1\nb: 2\nc: 3\n",
- },
-
- // Duration
- {
- map[string]time.Duration{"a": 3 * time.Second},
- "a: 3s\n",
- },
-
- // Issue #24: bug in map merging logic.
- {
- map[string]string{"a": "<foo>"},
- "a: <foo>\n",
- },
-
- // Issue #34: marshal unsupported base 60 floats quoted for compatibility
- // with old YAML 1.1 parsers.
- {
- map[string]string{"a": "1:1"},
- "a: \"1:1\"\n",
- },
-
- // Binary data.
- {
- map[string]string{"a": "\x00"},
- "a: \"\\0\"\n",
- }, {
- map[string]string{"a": "\x80\x81\x82"},
- "a: !!binary gIGC\n",
- }, {
- map[string]string{"a": strings.Repeat("\x90", 54)},
- "a: !!binary |\n " + strings.Repeat("kJCQ", 17) + "kJ\n CQ\n",
- },
-
- // Ordered maps.
- {
- &yaml.MapSlice{{"b", 2}, {"a", 1}, {"d", 4}, {"c", 3}, {"sub", yaml.MapSlice{{"e", 5}}}},
- "b: 2\na: 1\nd: 4\nc: 3\nsub:\n e: 5\n",
- },
-
- // Encode unicode as utf-8 rather than in escaped form.
- {
- map[string]string{"a": "你好"},
- "a: 你好\n",
- },
-
- // Support encoding.TextMarshaler.
- {
- map[string]net.IP{"a": net.IPv4(1, 2, 3, 4)},
- "a: 1.2.3.4\n",
- },
- {
- map[string]time.Time{"a": time.Unix(1424801979, 0)},
- "a: 2015-02-24T18:19:39Z\n",
- },
-
- // Ensure strings containing ": " are quoted (reported as PR #43, but not reproducible).
- {
- map[string]string{"a": "b: c"},
- "a: 'b: c'\n",
- },
-
- // Containing hash mark ('#') in string should be quoted
- {
- map[string]string{"a": "Hello #comment"},
- "a: 'Hello #comment'\n",
- },
- {
- map[string]string{"a": "你好 #comment"},
- "a: '你好 #comment'\n",
- },
-}
-
-func (s *S) TestMarshal(c *C) {
- defer os.Setenv("TZ", os.Getenv("TZ"))
- os.Setenv("TZ", "UTC")
- for _, item := range marshalTests {
- data, err := yaml.Marshal(item.value)
- c.Assert(err, IsNil)
- c.Assert(string(data), Equals, item.data)
- }
-}
-
-var marshalErrorTests = []struct {
- value interface{}
- error string
- panic string
-}{{
- value: &struct {
- B int
- inlineB ",inline"
- }{1, inlineB{2, inlineC{3}}},
- panic: `Duplicated key 'b' in struct struct \{ B int; .*`,
-}, {
- value: &struct {
- A int
- B map[string]int ",inline"
- }{1, map[string]int{"a": 2}},
- panic: `Can't have key "a" in inlined map; conflicts with struct field`,
-}}
-
-func (s *S) TestMarshalErrors(c *C) {
- for _, item := range marshalErrorTests {
- if item.panic != "" {
- c.Assert(func() { yaml.Marshal(item.value) }, PanicMatches, item.panic)
- } else {
- _, err := yaml.Marshal(item.value)
- c.Assert(err, ErrorMatches, item.error)
- }
- }
-}
-
-func (s *S) TestMarshalTypeCache(c *C) {
- var data []byte
- var err error
- func() {
- type T struct{ A int }
- data, err = yaml.Marshal(&T{})
- c.Assert(err, IsNil)
- }()
- func() {
- type T struct{ B int }
- data, err = yaml.Marshal(&T{})
- c.Assert(err, IsNil)
- }()
- c.Assert(string(data), Equals, "b: 0\n")
-}
-
-var marshalerTests = []struct {
- data string
- value interface{}
-}{
- {"_:\n hi: there\n", map[interface{}]interface{}{"hi": "there"}},
- {"_:\n- 1\n- A\n", []interface{}{1, "A"}},
- {"_: 10\n", 10},
- {"_: null\n", nil},
- {"_: BAR!\n", "BAR!"},
-}
-
-type marshalerType struct {
- value interface{}
-}
-
-func (o marshalerType) MarshalText() ([]byte, error) {
- panic("MarshalText called on type with MarshalYAML")
-}
-
-func (o marshalerType) MarshalYAML() (interface{}, error) {
- return o.value, nil
-}
-
-type marshalerValue struct {
- Field marshalerType "_"
-}
-
-func (s *S) TestMarshaler(c *C) {
- for _, item := range marshalerTests {
- obj := &marshalerValue{}
- obj.Field.value = item.value
- data, err := yaml.Marshal(obj)
- c.Assert(err, IsNil)
- c.Assert(string(data), Equals, string(item.data))
- }
-}
-
-func (s *S) TestMarshalerWholeDocument(c *C) {
- obj := &marshalerType{}
- obj.value = map[string]string{"hello": "world!"}
- data, err := yaml.Marshal(obj)
- c.Assert(err, IsNil)
- c.Assert(string(data), Equals, "hello: world!\n")
-}
-
-type failingMarshaler struct{}
-
-func (ft *failingMarshaler) MarshalYAML() (interface{}, error) {
- return nil, failingErr
-}
-
-func (s *S) TestMarshalerError(c *C) {
- _, err := yaml.Marshal(&failingMarshaler{})
- c.Assert(err, Equals, failingErr)
-}
-
-func (s *S) TestSortedOutput(c *C) {
- order := []interface{}{
- false,
- true,
- 1,
- uint(1),
- 1.0,
- 1.1,
- 1.2,
- 2,
- uint(2),
- 2.0,
- 2.1,
- "",
- ".1",
- ".2",
- ".a",
- "1",
- "2",
- "a!10",
- "a/2",
- "a/10",
- "a~10",
- "ab/1",
- "b/1",
- "b/01",
- "b/2",
- "b/02",
- "b/3",
- "b/03",
- "b1",
- "b01",
- "b3",
- "c2.10",
- "c10.2",
- "d1",
- "d12",
- "d12a",
- }
- m := make(map[interface{}]int)
- for _, k := range order {
- m[k] = 1
- }
- data, err := yaml.Marshal(m)
- c.Assert(err, IsNil)
- out := "\n" + string(data)
- last := 0
- for i, k := range order {
- repr := fmt.Sprint(k)
- if s, ok := k.(string); ok {
- if _, err = strconv.ParseFloat(repr, 32); s == "" || err == nil {
- repr = `"` + repr + `"`
- }
- }
- index := strings.Index(out, "\n"+repr+":")
- if index == -1 {
- c.Fatalf("%#v is not in the output: %#v", k, out)
- }
- if index < last {
- c.Fatalf("%#v was generated before %#v: %q", k, order[i-1], out)
- }
- last = index
- }
-}