| |
| #include <yaml.h> |
| |
| #include <stdlib.h> |
| #include <stdio.h> |
| |
| int |
| main(int argc, char *argv[]) |
| { |
| int help = 0; |
| int canonical = 0; |
| int unicode = 0; |
| int k; |
| int done = 0; |
| |
| yaml_parser_t parser; |
| yaml_emitter_t emitter; |
| yaml_event_t input_event; |
| yaml_document_t output_document; |
| |
| int root; |
| |
| /* Clear the objects. */ |
| |
| memset(&parser, 0, sizeof(parser)); |
| memset(&emitter, 0, sizeof(emitter)); |
| memset(&input_event, 0, sizeof(input_event)); |
| memset(&output_document, 0, sizeof(output_document)); |
| |
| /* Analyze command line options. */ |
| |
| for (k = 1; k < argc; k ++) |
| { |
| if (strcmp(argv[k], "-h") == 0 |
| || strcmp(argv[k], "--help") == 0) { |
| help = 1; |
| } |
| |
| else if (strcmp(argv[k], "-c") == 0 |
| || strcmp(argv[k], "--canonical") == 0) { |
| canonical = 1; |
| } |
| |
| else if (strcmp(argv[k], "-u") == 0 |
| || strcmp(argv[k], "--unicode") == 0) { |
| unicode = 1; |
| } |
| |
| else { |
| fprintf(stderr, "Unrecognized option: %s\n" |
| "Try `%s --help` for more information.\n", |
| argv[k], argv[0]); |
| return 1; |
| } |
| } |
| |
| /* Display the help string. */ |
| |
| if (help) |
| { |
| printf("%s <input\n" |
| "or\n%s -h | --help\nDeconstruct a YAML stream\n\nOptions:\n" |
| "-h, --help\t\tdisplay this help and exit\n" |
| "-c, --canonical\t\toutput in the canonical YAML format\n" |
| "-u, --unicode\t\toutput unescaped non-ASCII characters\n", |
| argv[0], argv[0]); |
| return 0; |
| } |
| |
| /* Initialize the parser and emitter objects. */ |
| |
| if (!yaml_parser_initialize(&parser)) { |
| fprintf(stderr, "Could not initialize the parser object\n"); |
| return 1; |
| } |
| |
| if (!yaml_emitter_initialize(&emitter)) { |
| yaml_parser_delete(&parser); |
| fprintf(stderr, "Could not inialize the emitter object\n"); |
| return 1; |
| } |
| |
| /* Set the parser parameters. */ |
| |
| yaml_parser_set_input_file(&parser, stdin); |
| |
| /* Set the emitter parameters. */ |
| |
| yaml_emitter_set_output_file(&emitter, stdout); |
| |
| yaml_emitter_set_canonical(&emitter, canonical); |
| yaml_emitter_set_unicode(&emitter, unicode); |
| |
| /* Create and emit the STREAM-START event. */ |
| |
| if (!yaml_emitter_open(&emitter)) |
| goto emitter_error; |
| |
| /* Create a output_document object. */ |
| |
| if (!yaml_document_initialize(&output_document, NULL, NULL, NULL, 0, 0)) |
| goto document_error; |
| |
| /* Create the root sequence. */ |
| |
| root = yaml_document_add_sequence(&output_document, NULL, |
| YAML_BLOCK_SEQUENCE_STYLE); |
| if (!root) goto document_error; |
| |
| /* Loop through the input events. */ |
| |
| while (!done) |
| { |
| int properties, key, value, map, seq; |
| |
| /* Get the next event. */ |
| |
| if (!yaml_parser_parse(&parser, &input_event)) |
| goto parser_error; |
| |
| /* Check if this is the stream end. */ |
| |
| if (input_event.type == YAML_STREAM_END_EVENT) { |
| done = 1; |
| } |
| |
| /* Create a mapping node and attach it to the root sequence. */ |
| |
| properties = yaml_document_add_mapping(&output_document, NULL, |
| YAML_BLOCK_MAPPING_STYLE); |
| if (!properties) goto document_error; |
| if (!yaml_document_append_sequence_item(&output_document, |
| root, properties)) goto document_error; |
| |
| /* Analyze the event. */ |
| |
| switch (input_event.type) |
| { |
| case YAML_STREAM_START_EVENT: |
| |
| /* Add 'type': 'STREAM-START'. */ |
| |
| key = yaml_document_add_scalar(&output_document, NULL, |
| (yaml_char_t *)"type", -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!key) goto document_error; |
| value = yaml_document_add_scalar(&output_document, NULL, |
| (yaml_char_t *)"STREAM-START", -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!value) goto document_error; |
| if (!yaml_document_append_mapping_pair(&output_document, |
| properties, key, value)) goto document_error; |
| |
| /* Add 'encoding': <encoding>. */ |
| |
| if (input_event.data.stream_start.encoding) |
| { |
| yaml_encoding_t encoding |
| = input_event.data.stream_start.encoding; |
| |
| key = yaml_document_add_scalar(&output_document, NULL, |
| (yaml_char_t *)"encoding", -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!key) goto document_error; |
| value = yaml_document_add_scalar(&output_document, NULL, |
| (yaml_char_t *)(encoding == YAML_UTF8_ENCODING ? "utf-8" : |
| encoding == YAML_UTF16LE_ENCODING ? "utf-16-le" : |
| encoding == YAML_UTF16BE_ENCODING ? "utf-16-be" : |
| "unknown"), -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!value) goto document_error; |
| if (!yaml_document_append_mapping_pair(&output_document, |
| properties, key, value)) goto document_error; |
| } |
| |
| break; |
| |
| case YAML_STREAM_END_EVENT: |
| |
| /* Add 'type': 'STREAM-END'. */ |
| |
| key = yaml_document_add_scalar(&output_document, NULL, |
| (yaml_char_t *)"type", -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!key) goto document_error; |
| value = yaml_document_add_scalar(&output_document, NULL, |
| (yaml_char_t *)"STREAM-END", -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!value) goto document_error; |
| if (!yaml_document_append_mapping_pair(&output_document, |
| properties, key, value)) goto document_error; |
| |
| break; |
| |
| case YAML_DOCUMENT_START_EVENT: |
| |
| /* Add 'type': 'DOCUMENT-START'. */ |
| |
| key = yaml_document_add_scalar(&output_document, NULL, |
| (yaml_char_t *)"type", -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!key) goto document_error; |
| value = yaml_document_add_scalar(&output_document, NULL, |
| (yaml_char_t *)"DOCUMENT-START", -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!value) goto document_error; |
| if (!yaml_document_append_mapping_pair(&output_document, |
| properties, key, value)) goto document_error; |
| |
| /* Display the output_document version numbers. */ |
| |
| if (input_event.data.document_start.version_directive) |
| { |
| yaml_version_directive_t *version |
| = input_event.data.document_start.version_directive; |
| char number[64]; |
| |
| /* Add 'version': {}. */ |
| |
| key = yaml_document_add_scalar(&output_document, NULL, |
| (yaml_char_t *)"version", -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!key) goto document_error; |
| map = yaml_document_add_mapping(&output_document, NULL, |
| YAML_FLOW_MAPPING_STYLE); |
| if (!map) goto document_error; |
| if (!yaml_document_append_mapping_pair(&output_document, |
| properties, key, map)) goto document_error; |
| |
| /* Add 'major': <number>. */ |
| |
| key = yaml_document_add_scalar(&output_document, NULL, |
| (yaml_char_t *)"major", -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!key) goto document_error; |
| sprintf(number, "%d", version->major); |
| value = yaml_document_add_scalar(&output_document, (yaml_char_t *)YAML_INT_TAG, |
| (yaml_char_t *)number, -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!value) goto document_error; |
| if (!yaml_document_append_mapping_pair(&output_document, |
| map, key, value)) goto document_error; |
| |
| /* Add 'minor': <number>. */ |
| |
| key = yaml_document_add_scalar(&output_document, NULL, |
| (yaml_char_t *)"minor", -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!key) goto document_error; |
| sprintf(number, "%d", version->minor); |
| value = yaml_document_add_scalar(&output_document, (yaml_char_t *)YAML_INT_TAG, |
| (yaml_char_t *)number, -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!value) goto document_error; |
| if (!yaml_document_append_mapping_pair(&output_document, |
| map, key, value)) goto document_error; |
| } |
| |
| /* Display the output_document tag directives. */ |
| |
| if (input_event.data.document_start.tag_directives.start |
| != input_event.data.document_start.tag_directives.end) |
| { |
| yaml_tag_directive_t *tag; |
| |
| /* Add 'tags': []. */ |
| |
| key = yaml_document_add_scalar(&output_document, NULL, |
| (yaml_char_t *)"tags", -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!key) goto document_error; |
| seq = yaml_document_add_sequence(&output_document, NULL, |
| YAML_BLOCK_SEQUENCE_STYLE); |
| if (!seq) goto document_error; |
| if (!yaml_document_append_mapping_pair(&output_document, |
| properties, key, seq)) goto document_error; |
| |
| for (tag = input_event.data.document_start.tag_directives.start; |
| tag != input_event.data.document_start.tag_directives.end; |
| tag ++) |
| { |
| /* Add {}. */ |
| |
| map = yaml_document_add_mapping(&output_document, NULL, |
| YAML_FLOW_MAPPING_STYLE); |
| if (!map) goto document_error; |
| if (!yaml_document_append_sequence_item(&output_document, |
| seq, map)) goto document_error; |
| |
| /* Add 'handle': <handle>. */ |
| |
| key = yaml_document_add_scalar(&output_document, NULL, |
| (yaml_char_t *)"handle", -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!key) goto document_error; |
| value = yaml_document_add_scalar(&output_document, NULL, |
| tag->handle, -1, YAML_DOUBLE_QUOTED_SCALAR_STYLE); |
| if (!value) goto document_error; |
| if (!yaml_document_append_mapping_pair(&output_document, |
| map, key, value)) goto document_error; |
| |
| /* Add 'prefix': <prefix>. */ |
| |
| key = yaml_document_add_scalar(&output_document, NULL, |
| (yaml_char_t *)"prefix", -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!key) goto document_error; |
| value = yaml_document_add_scalar(&output_document, NULL, |
| tag->prefix, -1, YAML_DOUBLE_QUOTED_SCALAR_STYLE); |
| if (!value) goto document_error; |
| if (!yaml_document_append_mapping_pair(&output_document, |
| map, key, value)) goto document_error; |
| } |
| } |
| |
| /* Add 'implicit': <flag>. */ |
| |
| key = yaml_document_add_scalar(&output_document, NULL, |
| (yaml_char_t *)"implicit", -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!key) goto document_error; |
| value = yaml_document_add_scalar(&output_document, (yaml_char_t *)YAML_BOOL_TAG, |
| (yaml_char_t *)(input_event.data.document_start.implicit ? |
| "true" : "false"), -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!value) goto document_error; |
| if (!yaml_document_append_mapping_pair(&output_document, |
| properties, key, value)) goto document_error; |
| |
| break; |
| |
| case YAML_DOCUMENT_END_EVENT: |
| |
| /* Add 'type': 'DOCUMENT-END'. */ |
| |
| key = yaml_document_add_scalar(&output_document, NULL, |
| (yaml_char_t *)"type", -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!key) goto document_error; |
| value = yaml_document_add_scalar(&output_document, NULL, |
| (yaml_char_t *)"DOCUMENT-END", -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!value) goto document_error; |
| if (!yaml_document_append_mapping_pair(&output_document, |
| properties, key, value)) goto document_error; |
| |
| /* Add 'implicit': <flag>. */ |
| |
| key = yaml_document_add_scalar(&output_document, NULL, |
| (yaml_char_t *)"implicit", -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!key) goto document_error; |
| value = yaml_document_add_scalar(&output_document, (yaml_char_t *)YAML_BOOL_TAG, |
| (yaml_char_t *)(input_event.data.document_end.implicit ? |
| "true" : "false"), -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!value) goto document_error; |
| if (!yaml_document_append_mapping_pair(&output_document, |
| properties, key, value)) goto document_error; |
| |
| break; |
| |
| case YAML_ALIAS_EVENT: |
| |
| /* Add 'type': 'ALIAS'. */ |
| |
| key = yaml_document_add_scalar(&output_document, NULL, |
| (yaml_char_t *)"type", -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!key) goto document_error; |
| value = yaml_document_add_scalar(&output_document, NULL, |
| (yaml_char_t *)"ALIAS", -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!value) goto document_error; |
| if (!yaml_document_append_mapping_pair(&output_document, |
| properties, key, value)) goto document_error; |
| |
| /* Add 'anchor': <anchor>. */ |
| |
| key = yaml_document_add_scalar(&output_document, NULL, |
| (yaml_char_t *)"anchor", -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!key) goto document_error; |
| value = yaml_document_add_scalar(&output_document, NULL, |
| input_event.data.alias.anchor, -1, |
| YAML_DOUBLE_QUOTED_SCALAR_STYLE); |
| if (!value) goto document_error; |
| if (!yaml_document_append_mapping_pair(&output_document, |
| properties, key, value)) goto document_error; |
| |
| break; |
| |
| case YAML_SCALAR_EVENT: |
| |
| /* Add 'type': 'SCALAR'. */ |
| |
| key = yaml_document_add_scalar(&output_document, NULL, |
| (yaml_char_t *)"type", -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!key) goto document_error; |
| value = yaml_document_add_scalar(&output_document, NULL, |
| (yaml_char_t *)"SCALAR", -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!value) goto document_error; |
| if (!yaml_document_append_mapping_pair(&output_document, |
| properties, key, value)) goto document_error; |
| |
| /* Add 'anchor': <anchor>. */ |
| |
| if (input_event.data.scalar.anchor) |
| { |
| key = yaml_document_add_scalar(&output_document, NULL, |
| (yaml_char_t *)"anchor", -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!key) goto document_error; |
| value = yaml_document_add_scalar(&output_document, NULL, |
| input_event.data.scalar.anchor, -1, |
| YAML_DOUBLE_QUOTED_SCALAR_STYLE); |
| if (!value) goto document_error; |
| if (!yaml_document_append_mapping_pair(&output_document, |
| properties, key, value)) goto document_error; |
| } |
| |
| /* Add 'tag': <tag>. */ |
| |
| if (input_event.data.scalar.tag) |
| { |
| key = yaml_document_add_scalar(&output_document, NULL, |
| (yaml_char_t *)"tag", -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!key) goto document_error; |
| value = yaml_document_add_scalar(&output_document, NULL, |
| input_event.data.scalar.tag, -1, |
| YAML_DOUBLE_QUOTED_SCALAR_STYLE); |
| if (!value) goto document_error; |
| if (!yaml_document_append_mapping_pair(&output_document, |
| properties, key, value)) goto document_error; |
| } |
| |
| /* Add 'value': <value>. */ |
| |
| key = yaml_document_add_scalar(&output_document, NULL, |
| (yaml_char_t *)"value", -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!key) goto document_error; |
| value = yaml_document_add_scalar(&output_document, NULL, |
| input_event.data.scalar.value, |
| input_event.data.scalar.length, |
| YAML_DOUBLE_QUOTED_SCALAR_STYLE); |
| if (!value) goto document_error; |
| if (!yaml_document_append_mapping_pair(&output_document, |
| properties, key, value)) goto document_error; |
| |
| /* Display if the scalar tag is implicit. */ |
| |
| /* Add 'implicit': {} */ |
| |
| key = yaml_document_add_scalar(&output_document, NULL, |
| (yaml_char_t *)"version", -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!key) goto document_error; |
| map = yaml_document_add_mapping(&output_document, NULL, |
| YAML_FLOW_MAPPING_STYLE); |
| if (!map) goto document_error; |
| if (!yaml_document_append_mapping_pair(&output_document, |
| properties, key, map)) goto document_error; |
| |
| /* Add 'plain': <flag>. */ |
| |
| key = yaml_document_add_scalar(&output_document, NULL, |
| (yaml_char_t *)"plain", -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!key) goto document_error; |
| value = yaml_document_add_scalar(&output_document, (yaml_char_t *)YAML_BOOL_TAG, |
| (yaml_char_t *)(input_event.data.scalar.plain_implicit ? |
| "true" : "false"), -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!value) goto document_error; |
| if (!yaml_document_append_mapping_pair(&output_document, |
| map, key, value)) goto document_error; |
| |
| /* Add 'quoted': <flag>. */ |
| |
| key = yaml_document_add_scalar(&output_document, NULL, |
| (yaml_char_t *)"quoted", -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!key) goto document_error; |
| value = yaml_document_add_scalar(&output_document, (yaml_char_t *)YAML_BOOL_TAG, |
| (yaml_char_t *)(input_event.data.scalar.quoted_implicit ? |
| "true" : "false"), -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!value) goto document_error; |
| if (!yaml_document_append_mapping_pair(&output_document, |
| map, key, value)) goto document_error; |
| |
| /* Display the style information. */ |
| |
| if (input_event.data.scalar.style) |
| { |
| yaml_scalar_style_t style = input_event.data.scalar.style; |
| |
| /* Add 'style': <style>. */ |
| |
| key = yaml_document_add_scalar(&output_document, NULL, |
| (yaml_char_t *)"style", -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!key) goto document_error; |
| value = yaml_document_add_scalar(&output_document, NULL, |
| (yaml_char_t *)(style == YAML_PLAIN_SCALAR_STYLE ? "plain" : |
| style == YAML_SINGLE_QUOTED_SCALAR_STYLE ? |
| "single-quoted" : |
| style == YAML_DOUBLE_QUOTED_SCALAR_STYLE ? |
| "double-quoted" : |
| style == YAML_LITERAL_SCALAR_STYLE ? "literal" : |
| style == YAML_FOLDED_SCALAR_STYLE ? "folded" : |
| "unknown"), -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!value) goto document_error; |
| if (!yaml_document_append_mapping_pair(&output_document, |
| properties, key, value)) goto document_error; |
| } |
| |
| break; |
| |
| case YAML_SEQUENCE_START_EVENT: |
| |
| /* Add 'type': 'SEQUENCE-START'. */ |
| |
| key = yaml_document_add_scalar(&output_document, NULL, |
| (yaml_char_t *)"type", -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!key) goto document_error; |
| value = yaml_document_add_scalar(&output_document, NULL, |
| (yaml_char_t *)"SEQUENCE-START", -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!value) goto document_error; |
| if (!yaml_document_append_mapping_pair(&output_document, |
| properties, key, value)) goto document_error; |
| |
| /* Add 'anchor': <anchor>. */ |
| |
| if (input_event.data.sequence_start.anchor) |
| { |
| key = yaml_document_add_scalar(&output_document, NULL, |
| (yaml_char_t *)"anchor", -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!key) goto document_error; |
| value = yaml_document_add_scalar(&output_document, NULL, |
| input_event.data.sequence_start.anchor, -1, |
| YAML_DOUBLE_QUOTED_SCALAR_STYLE); |
| if (!value) goto document_error; |
| if (!yaml_document_append_mapping_pair(&output_document, |
| properties, key, value)) goto document_error; |
| } |
| |
| /* Add 'tag': <tag>. */ |
| |
| if (input_event.data.sequence_start.tag) |
| { |
| key = yaml_document_add_scalar(&output_document, NULL, |
| (yaml_char_t *)"tag", -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!key) goto document_error; |
| value = yaml_document_add_scalar(&output_document, NULL, |
| input_event.data.sequence_start.tag, -1, |
| YAML_DOUBLE_QUOTED_SCALAR_STYLE); |
| if (!value) goto document_error; |
| if (!yaml_document_append_mapping_pair(&output_document, |
| properties, key, value)) goto document_error; |
| } |
| |
| /* Add 'implicit': <flag>. */ |
| |
| key = yaml_document_add_scalar(&output_document, NULL, |
| (yaml_char_t *)"implicit", -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!key) goto document_error; |
| value = yaml_document_add_scalar(&output_document, (yaml_char_t *)YAML_BOOL_TAG, |
| (yaml_char_t *)(input_event.data.sequence_start.implicit ? |
| "true" : "false"), -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!value) goto document_error; |
| if (!yaml_document_append_mapping_pair(&output_document, |
| properties, key, value)) goto document_error; |
| |
| /* Display the style information. */ |
| |
| if (input_event.data.sequence_start.style) |
| { |
| yaml_sequence_style_t style |
| = input_event.data.sequence_start.style; |
| |
| /* Add 'style': <style>. */ |
| |
| key = yaml_document_add_scalar(&output_document, NULL, |
| (yaml_char_t *)"style", -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!key) goto document_error; |
| value = yaml_document_add_scalar(&output_document, NULL, |
| (yaml_char_t *)(style == YAML_BLOCK_SEQUENCE_STYLE ? "block" : |
| style == YAML_FLOW_SEQUENCE_STYLE ? "flow" : |
| "unknown"), -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!value) goto document_error; |
| if (!yaml_document_append_mapping_pair(&output_document, |
| properties, key, value)) goto document_error; |
| } |
| |
| break; |
| |
| case YAML_SEQUENCE_END_EVENT: |
| |
| /* Add 'type': 'SEQUENCE-END'. */ |
| |
| key = yaml_document_add_scalar(&output_document, NULL, |
| (yaml_char_t *)"type", -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!key) goto document_error; |
| value = yaml_document_add_scalar(&output_document, NULL, |
| (yaml_char_t *)"SEQUENCE-END", -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!value) goto document_error; |
| if (!yaml_document_append_mapping_pair(&output_document, |
| properties, key, value)) goto document_error; |
| |
| break; |
| |
| case YAML_MAPPING_START_EVENT: |
| |
| /* Add 'type': 'MAPPING-START'. */ |
| |
| key = yaml_document_add_scalar(&output_document, NULL, |
| (yaml_char_t *)"type", -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!key) goto document_error; |
| value = yaml_document_add_scalar(&output_document, NULL, |
| (yaml_char_t *)"MAPPING-START", -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!value) goto document_error; |
| if (!yaml_document_append_mapping_pair(&output_document, |
| properties, key, value)) goto document_error; |
| |
| /* Add 'anchor': <anchor>. */ |
| |
| if (input_event.data.mapping_start.anchor) |
| { |
| key = yaml_document_add_scalar(&output_document, NULL, |
| (yaml_char_t *)"anchor", -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!key) goto document_error; |
| value = yaml_document_add_scalar(&output_document, NULL, |
| input_event.data.mapping_start.anchor, -1, |
| YAML_DOUBLE_QUOTED_SCALAR_STYLE); |
| if (!value) goto document_error; |
| if (!yaml_document_append_mapping_pair(&output_document, |
| properties, key, value)) goto document_error; |
| } |
| |
| /* Add 'tag': <tag>. */ |
| |
| if (input_event.data.mapping_start.tag) |
| { |
| key = yaml_document_add_scalar(&output_document, NULL, |
| (yaml_char_t *)"tag", -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!key) goto document_error; |
| value = yaml_document_add_scalar(&output_document, NULL, |
| input_event.data.mapping_start.tag, -1, |
| YAML_DOUBLE_QUOTED_SCALAR_STYLE); |
| if (!value) goto document_error; |
| if (!yaml_document_append_mapping_pair(&output_document, |
| properties, key, value)) goto document_error; |
| } |
| |
| /* Add 'implicit': <flag>. */ |
| |
| key = yaml_document_add_scalar(&output_document, NULL, |
| (yaml_char_t *)"implicit", -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!key) goto document_error; |
| value = yaml_document_add_scalar(&output_document, (yaml_char_t *)YAML_BOOL_TAG, |
| (yaml_char_t *)(input_event.data.mapping_start.implicit ? |
| "true" : "false"), -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!value) goto document_error; |
| if (!yaml_document_append_mapping_pair(&output_document, |
| properties, key, value)) goto document_error; |
| |
| /* Display the style information. */ |
| |
| if (input_event.data.sequence_start.style) |
| { |
| yaml_sequence_style_t style |
| = (yaml_sequence_style_t) input_event.data.mapping_start.style; |
| |
| /* Add 'style': <style>. */ |
| |
| key = yaml_document_add_scalar(&output_document, NULL, |
| (yaml_char_t *)"style", -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!key) goto document_error; |
| value = yaml_document_add_scalar(&output_document, NULL, |
| (yaml_char_t *)(style == YAML_BLOCK_MAPPING_STYLE ? "block" : |
| style == YAML_FLOW_MAPPING_STYLE ? "flow" : |
| "unknown"), -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!value) goto document_error; |
| if (!yaml_document_append_mapping_pair(&output_document, |
| properties, key, value)) goto document_error; |
| } |
| |
| break; |
| |
| case YAML_MAPPING_END_EVENT: |
| |
| /* Add 'type': 'MAPPING-END'. */ |
| |
| key = yaml_document_add_scalar(&output_document, NULL, |
| (yaml_char_t *)"type", -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!key) goto document_error; |
| value = yaml_document_add_scalar(&output_document, NULL, |
| (yaml_char_t *)"MAPPING-END", -1, YAML_PLAIN_SCALAR_STYLE); |
| if (!value) goto document_error; |
| if (!yaml_document_append_mapping_pair(&output_document, |
| properties, key, value)) goto document_error; |
| |
| break; |
| |
| default: |
| /* It couldn't really happen. */ |
| break; |
| } |
| |
| /* Delete the event object. */ |
| |
| yaml_event_delete(&input_event); |
| } |
| |
| if (!yaml_emitter_dump(&emitter, &output_document)) |
| goto emitter_error; |
| if (!yaml_emitter_close(&emitter)) |
| goto emitter_error; |
| |
| yaml_parser_delete(&parser); |
| yaml_emitter_delete(&emitter); |
| |
| return 0; |
| |
| parser_error: |
| |
| /* Display a parser error message. */ |
| |
| switch (parser.error) |
| { |
| case YAML_MEMORY_ERROR: |
| fprintf(stderr, "Memory error: Not enough memory for parsing\n"); |
| break; |
| |
| case YAML_READER_ERROR: |
| if (parser.problem_value != -1) { |
| fprintf(stderr, "Reader error: %s: #%X at %zd\n", parser.problem, |
| parser.problem_value, parser.problem_offset); |
| } |
| else { |
| fprintf(stderr, "Reader error: %s at %zd\n", parser.problem, |
| parser.problem_offset); |
| } |
| break; |
| |
| case YAML_SCANNER_ERROR: |
| if (parser.context) { |
| fprintf(stderr, "Scanner error: %s at line %lu, column %lu\n" |
| "%s at line %lu, column %lu\n", parser.context, |
| parser.context_mark.line+1, parser.context_mark.column+1, |
| parser.problem, parser.problem_mark.line+1, |
| parser.problem_mark.column+1); |
| } |
| else { |
| fprintf(stderr, "Scanner error: %s at line %lu, column %lu\n", |
| parser.problem, parser.problem_mark.line+1, |
| parser.problem_mark.column+1); |
| } |
| break; |
| |
| case YAML_PARSER_ERROR: |
| if (parser.context) { |
| fprintf(stderr, "Parser error: %s at line %lu, column %lu\n" |
| "%s at line %lu, column %lu\n", parser.context, |
| parser.context_mark.line+1, parser.context_mark.column+1, |
| parser.problem, parser.problem_mark.line+1, |
| parser.problem_mark.column+1); |
| } |
| else { |
| fprintf(stderr, "Parser error: %s at line %lu, column %lu\n", |
| parser.problem, parser.problem_mark.line+1, |
| parser.problem_mark.column+1); |
| } |
| break; |
| |
| default: |
| /* Couldn't happen. */ |
| fprintf(stderr, "Internal error\n"); |
| break; |
| } |
| |
| yaml_event_delete(&input_event); |
| yaml_document_delete(&output_document); |
| yaml_parser_delete(&parser); |
| yaml_emitter_delete(&emitter); |
| |
| return 1; |
| |
| emitter_error: |
| |
| /* Display an emitter error message. */ |
| |
| switch (emitter.error) |
| { |
| case YAML_MEMORY_ERROR: |
| fprintf(stderr, "Memory error: Not enough memory for emitting\n"); |
| break; |
| |
| case YAML_WRITER_ERROR: |
| fprintf(stderr, "Writer error: %s\n", emitter.problem); |
| break; |
| |
| case YAML_EMITTER_ERROR: |
| fprintf(stderr, "Emitter error: %s\n", emitter.problem); |
| break; |
| |
| default: |
| /* Couldn't happen. */ |
| fprintf(stderr, "Internal error\n"); |
| break; |
| } |
| |
| yaml_event_delete(&input_event); |
| yaml_document_delete(&output_document); |
| yaml_parser_delete(&parser); |
| yaml_emitter_delete(&emitter); |
| |
| return 1; |
| |
| document_error: |
| |
| fprintf(stderr, "Memory error: Not enough memory for creating a document\n"); |
| |
| yaml_event_delete(&input_event); |
| yaml_document_delete(&output_document); |
| yaml_parser_delete(&parser); |
| yaml_emitter_delete(&emitter); |
| |
| return 1; |
| } |
| |