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Unify near-identical implementations of MD049/emphasis-style and MD050/strong-style.

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David Anson 2022-05-03 21:59:49 -07:00
parent 76bc976d3b
commit 580b7ed020
4 changed files with 122 additions and 187 deletions
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107
lib/md049-md050.js
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@ -5,52 +5,69 @@
const { addError, emphasisOrStrongStyleFor, forEachInlineChild,
getNextChildToken, getRangeAndFixInfoIfFound } = require("../helpers");
module.exports = {
"names": [ "MD049", "emphasis-style" ],
"description": "Emphasis style should be consistent",
"tags": [ "emphasis" ],
"function": function MD049(params, onError) {
let expectedStyle = String(params.config.style || "consistent");
let lastLineNumber = -1;
const instances = new Map();
forEachInlineChild(params, "em_open", (token, parent) => {
const { lineNumber, markup } = token;
const markupStyle = emphasisOrStrongStyleFor(markup);
if (expectedStyle === "consistent") {
expectedStyle = markupStyle;
}
if (expectedStyle !== markupStyle) {
let rangeAndFixInfo = {};
const contentToken = getNextChildToken(
parent, token, "text", "em_close"
);
if (contentToken) {
const { content } = contentToken;
const actual = `${markup}${content}${markup}`;
const expectedMarkup = (expectedStyle === "asterisk") ? "*" : "_";
const expected = `${expectedMarkup}${content}${expectedMarkup}`;
if (lastLineNumber !== lineNumber) {
lastLineNumber = lineNumber;
instances.clear();
}
instances.set(expected, (instances.get(expected) || 0) + 1);
rangeAndFixInfo = getRangeAndFixInfoIfFound(
params.lines,
lineNumber - 1,
actual,
expected,
instances.get(expected)
);
const impl = (params, onError, tagPrefix, asterisk, underline, style) => {
let lastLineNumber = -1;
const instances = new Map();
forEachInlineChild(params, `${tagPrefix}_open`, (token, parent) => {
const { lineNumber, markup } = token;
const markupStyle = emphasisOrStrongStyleFor(markup);
if (style === "consistent") {
style = markupStyle;
}
if (style !== markupStyle) {
let rangeAndFixInfo = {};
const contentToken = getNextChildToken(
parent, token, "text", `${tagPrefix}_close`
);
if (contentToken) {
const { content } = contentToken;
const actual = `${markup}${content}${markup}`;
const expectedMarkup =
(style === "asterisk") ? asterisk : underline;
const expected = `${expectedMarkup}${content}${expectedMarkup}`;
if (lastLineNumber !== lineNumber) {
lastLineNumber = lineNumber;
instances.clear();
}
addError(
onError,
lineNumber,
`Expected: ${expectedStyle}; Actual: ${markupStyle}`,
null,
rangeAndFixInfo.range,
rangeAndFixInfo.fixInfo
const instance = (instances.get(expected) || 0) + 1;
instances.set(expected, instance);
rangeAndFixInfo = getRangeAndFixInfoIfFound(
params.lines,
lineNumber - 1,
actual,
expected,
instance
);
}
});
}
addError(
onError,
lineNumber,
`Expected: ${style}; Actual: ${markupStyle}`,
null,
rangeAndFixInfo.range,
rangeAndFixInfo.fixInfo
);
}
});
};
module.exports = [
{
"names": [ "MD049", "emphasis-style" ],
"description": "Emphasis style should be consistent",
"tags": [ "emphasis" ],
"function": function MD049(params, onError) {
const style = String(params.config.style || "consistent");
return impl(params, onError, "em", "*", "_", style);
}
},
{
"names": [ "MD050", "strong-style" ],
"description": "Strong style should be consistent",
"tags": [ "emphasis" ],
"function": function MD050(params, onError) {
const style = String(params.config.style || "consistent");
return impl(params, onError, "strong", "**", "__", style);
}
}
];