trilium/libraries/codemirror/addon/lint/eslint.js

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// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: http://codemirror.net/LICENSE
(function(mod) {
if (typeof exports == "object" && typeof module == "object") // CommonJS
mod(require("../../lib/codemirror"));
else if (typeof define == "function" && define.amd) // AMD
define(["../../lib/codemirror"], mod);
else // Plain browser env
mod(CodeMirror);
})(function(CodeMirror) {
"use strict";
async function validatorHtml(text, options) {
const result = /<script[^>]*>([\s\S]+)<\/script>/ig.exec(text);
if (result !== null) {
// preceding code is copied over but any (non-newline) character is replaced with space
// this will preserve line numbers etc.
const prefix = text.substr(0, result.index).replace(/./g, " ");
const js = prefix + result[1];
return await validatorJavaScript(js, options);
}
return [];
}
async function validatorJavaScript(text, options) {
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if (glob.isMobile()
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|| glob.getActiveTabNote() == null
|| glob.getActiveTabNote().mime === 'application/json') {
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// eslint doesn't seem to validate pure JSON well
return [];
}
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await glob.requireLibrary(glob.ESLINT);
if (text.length > 20000) {
console.log("Skipping linting because of large size: ", text.length);
return [];
}
const errors = new eslint().verify(text, {
root: true,
parserOptions: {
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ecmaVersion: 2017
},
extends: ['eslint:recommended', 'airbnb-base'],
env: {
'node': true
},
rules: {
'import/no-unresolved': 'off',
'func-names': 'off',
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'comma-dangle': ['warn'],
'padded-blocks': 'off',
'linebreak-style': 'off',
'class-methods-use-this': 'off',
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'no-unused-vars': ['warn', { vars: 'local', args: 'after-used' }],
'no-nested-ternary': 'off',
'no-underscore-dangle': ['error', {'allow': ['_super', '_lookupFactory']}]
}
});
const result = [];
if (errors) {
parseErrors(errors, result);
}
return result;
}
CodeMirror.registerHelper("lint", "javascript", validatorJavaScript);
CodeMirror.registerHelper("lint", "html", validatorHtml);
function parseErrors(errors, output) {
for (const error of errors) {
const startLine = error.line - 1;
const endLine = error.endLine !== undefined ? error.endLine - 1 : startLine;
const startCol = error.column - 1;
const endCol = error.endColumn !== undefined ? error.endColumn - 1 : startCol + 1;
output.push({
message: error.message,
severity: error.severity === 1 ? "warning" : "error",
from: CodeMirror.Pos(startLine, startCol),
to: CodeMirror.Pos(endLine, endCol)
});
}
}
});