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65 lines
1.3 KiB
65 lines
1.3 KiB
'use strict';
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var xtend = require('xtend');
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var entities = require('parse-entities');
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module.exports = factory;
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/* Factory to create an entity decoder. */
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function factory(ctx) {
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decoder.raw = decodeRaw;
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return decoder;
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/* Normalize `position` to add an `indent`. */
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function normalize(position) {
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var offsets = ctx.offset;
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var line = position.line;
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var result = [];
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while (++line) {
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if (!(line in offsets)) {
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break;
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}
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result.push((offsets[line] || 0) + 1);
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}
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return {
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start: position,
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indent: result
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};
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}
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/* Handle a warning.
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* See https://github.com/wooorm/parse-entities
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* for the warnings. */
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function handleWarning(reason, position, code) {
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if (code === 3) {
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return;
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}
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ctx.file.message(reason, position);
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}
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/* Decode `value` (at `position`) into text-nodes. */
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function decoder(value, position, handler) {
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entities(value, {
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position: normalize(position),
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warning: handleWarning,
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text: handler,
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reference: handler,
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textContext: ctx,
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referenceContext: ctx
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});
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}
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/* Decode `value` (at `position`) into a string. */
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function decodeRaw(value, position, options) {
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return entities(value, xtend(options, {
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position: normalize(position),
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warning: handleWarning
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}));
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}
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}
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