Spaces:
Sleeping
Sleeping
File size: 3,384 Bytes
cc651f6 |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 |
"use strict";
const ESLINT_VERSION = require("../utils/eslint-version.cjs");
function* it(children) {
if (Array.isArray(children)) yield* children;else yield children;
}
function traverse(node, visitorKeys, visitor) {
const {
type
} = node;
if (!type) return;
const keys = visitorKeys[type];
if (!keys) return;
for (const key of keys) {
for (const child of it(node[key])) {
if (child && typeof child === "object") {
visitor.enter(child);
traverse(child, visitorKeys, visitor);
visitor.exit(child);
}
}
}
}
const convertNodesVisitor = {
enter(node) {
if (node.innerComments) {
delete node.innerComments;
}
if (node.trailingComments) {
delete node.trailingComments;
}
if (node.leadingComments) {
delete node.leadingComments;
}
},
exit(node) {
if (node.extra) {
delete node.extra;
}
if (node.loc.identifierName) {
delete node.loc.identifierName;
}
if (node.type === "TypeParameter") {
node.type = "Identifier";
node.typeAnnotation = node.bound;
delete node.bound;
}
if (node.type === "QualifiedTypeIdentifier") {
delete node.id;
}
if (node.type === "ObjectTypeProperty") {
delete node.key;
}
if (node.type === "ObjectTypeIndexer") {
delete node.id;
}
if (node.type === "FunctionTypeParam") {
delete node.name;
}
if (node.type === "ImportDeclaration") {
delete node.isType;
}
if (node.type === "TemplateLiteral" || node.type === "TSTemplateLiteralType") {
for (let i = 0; i < node.quasis.length; i++) {
const q = node.quasis[i];
q.range[0] -= 1;
if (q.tail) {
q.range[1] += 1;
} else {
q.range[1] += 2;
}
q.loc.start.column -= 1;
if (q.tail) {
q.loc.end.column += 1;
} else {
q.loc.end.column += 2;
}
if (ESLINT_VERSION >= 8) {
q.start -= 1;
if (q.tail) {
q.end += 1;
} else {
q.end += 2;
}
}
}
}
}
};
function convertNodes(ast, visitorKeys) {
traverse(ast, visitorKeys, convertNodesVisitor);
}
function convertProgramNode(ast) {
const body = ast.program.body;
Object.assign(ast, {
type: "Program",
sourceType: ast.program.sourceType,
body
});
delete ast.program;
delete ast.errors;
if (ast.comments.length) {
const lastComment = ast.comments[ast.comments.length - 1];
if (ast.tokens.length) {
const lastToken = ast.tokens[ast.tokens.length - 1];
if (lastComment.end > lastToken.end) {
ast.range[1] = lastToken.end;
ast.loc.end.line = lastToken.loc.end.line;
ast.loc.end.column = lastToken.loc.end.column;
if (ESLINT_VERSION >= 8) {
ast.end = lastToken.end;
}
}
}
} else {
if (!ast.tokens.length) {
ast.loc.start.line = 1;
ast.loc.end.line = 1;
}
}
if (body != null && body.length) {
ast.loc.start.line = body[0].loc.start.line;
ast.range[0] = body[0].start;
if (ESLINT_VERSION >= 8) {
ast.start = body[0].start;
}
}
}
module.exports = function convertAST(ast, visitorKeys) {
convertNodes(ast, visitorKeys);
convertProgramNode(ast);
};
//# sourceMappingURL=convertAST.cjs.map
|