/
index.js
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/
index.js
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"use strict";
const parse = require("./parser");
const print = require("./printer");
const clean = require("./clean");
const options = require("./options");
const comments = require("./comments");
const { join, hardline } = require("prettier").doc.builders;
const { hasPragma, insertPragma } = require("./pragma");
function createLanguage(linguistData, { extend, override }) {
const language = {};
for (const key in linguistData) {
const newKey = key === "languageId" ? "linguistLanguageId" : key;
language[newKey] = linguistData[key];
}
if (extend) {
for (const key in extend) {
language[key] = (language[key] || []).concat(extend[key]);
}
}
for (const key in override) {
language[key] = override[key];
}
return language;
}
const languages = [
createLanguage(require("linguist-languages/data/PHP"), {
override: {
parsers: ["php"],
vscodeLanguageIds: ["php"],
},
}),
createLanguage(require("linguist-languages/data/HTML+PHP"), {
override: {
parsers: ["php"],
vscodeLanguageIds: ["php"],
},
}),
];
const loc = (prop) => (node) => {
return node.loc && node.loc[prop] && node.loc[prop].offset;
};
const parsers = {
php: {
parse,
astFormat: "php",
locStart: loc("start"),
locEnd: loc("end"),
hasPragma,
},
};
const printers = {
php: {
print,
insertPragma,
massageAstNode: clean,
getCommentChildNodes: comments.getCommentChildNodes,
canAttachComment: comments.canAttachComment,
isBlockComment: comments.isBlockComment,
handleComments: {
ownLine: comments.handleOwnLineComment,
endOfLine: comments.handleEndOfLineComment,
remaining: comments.handleRemainingComment,
},
willPrintOwnComments(path) {
const node = path.getValue();
return node && node.kind === "noop";
},
printComment(commentPath) {
const comment = commentPath.getValue();
switch (comment.kind) {
case "commentblock": {
// for now, don't touch single line block comments
if (!comment.value.includes("\n")) {
return comment.value;
}
const lines = comment.value.split(/\r?\n/g);
// if this is a block comment, handle indentation
if (
lines
.slice(1, lines.length - 1)
.every((line) => line.trim()[0] === "*")
) {
return join(
hardline,
lines.map(
(line, index) =>
(index > 0 ? " " : "") +
(index < lines.length - 1 ? line.trim() : line.trimLeft())
)
);
}
// otherwise we can't be sure about indentation, so just print as is
return comment.value;
}
case "commentline": {
return comment.value.trimRight();
}
/* istanbul ignore next */
default:
throw new Error(`Not a comment: ${JSON.stringify(comment)}`);
}
},
hasPrettierIgnore(path) {
const node = path.getNode();
const isSimpleIgnore = (comment) =>
comment.value.includes("prettier-ignore") &&
!comment.value.includes("prettier-ignore-start") &&
!comment.value.includes("prettier-ignore-end");
return (
node &&
node.comments &&
node.comments.length > 0 &&
node.comments.some(isSimpleIgnore)
);
},
},
};
module.exports = {
languages,
printers,
parsers,
options,
defaultOptions: {
tabWidth: 4,
},
};