bunsenstraat
2 years ago
committed by
GitHub
commit
020069e199
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'use strict' |
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import { Plugin } from '@remixproject/engine' |
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import prettier from 'prettier/standalone' |
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import { Options } from 'prettier'; |
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import sol from './code-format/index' |
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import * as ts from 'prettier/parser-typescript' |
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import * as babel from 'prettier/parser-babel' |
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import * as espree from 'prettier/parser-espree' |
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import path from 'path' |
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|
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const profile = { |
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name: 'codeFormatter', |
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desciption: 'prettier plugin for Remix', |
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methods: ['format'], |
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events: [''], |
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version: '0.0.1' |
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} |
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export class CodeFormat extends Plugin { |
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constructor() { |
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super(profile) |
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} |
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async format(file: string) { |
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try { |
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const content = await this.call('fileManager', 'readFile', file) |
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if (!content) return |
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let parserName = '' |
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let options: Options = { |
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} |
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switch (path.extname(file)) { |
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case '.sol': |
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parserName = 'solidity-parse' |
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break |
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case '.ts': |
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parserName = 'typescript' |
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options = { |
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...options, |
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trailingComma: 'all', |
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semi: false, |
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singleQuote: true, |
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quoteProps: 'as-needed', |
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bracketSpacing: true, |
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arrowParens: 'always', |
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} |
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break |
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case '.js': |
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parserName = "espree" |
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options = { |
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...options, |
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semi: false, |
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singleQuote: true, |
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} |
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break |
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case '.json': |
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parserName = 'json' |
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break |
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} |
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const result = prettier.format(content, { |
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plugins: [sol as any, ts, babel, espree], |
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parser: parserName, |
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...options |
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}) |
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await this.call('fileManager', 'writeFile', file, result) |
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} catch (e) { |
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// do nothing
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} |
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} |
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} |
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function getRange(index, node) { |
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if (node.range) { |
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return node.range[index]; |
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} |
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if (node.expression && node.expression.range) { |
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return node.expression.range[index]; |
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} |
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return null; |
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} |
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@ -0,0 +1,61 @@ |
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import { handleComments, printComment } from 'prettier-plugin-solidity/src/comments'; |
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import massageAstNode from 'prettier-plugin-solidity/src/clean.js'; |
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import options from 'prettier-plugin-solidity/src/options.js'; |
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import print from 'prettier-plugin-solidity/src/printer.js'; |
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import loc from 'prettier-plugin-solidity/src/loc.js'; |
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import { parse } from './parser' |
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// https://prettier.io/docs/en/plugins.html#languages
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// https://github.com/ikatyang/linguist-languages/blob/master/data/Solidity.json
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const languages = [ |
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{ |
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linguistLanguageId: 237469032, |
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name: 'Solidity', |
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type: 'programming', |
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color: '#AA6746', |
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aceMode: 'text', |
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tmScope: 'source.solidity', |
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extensions: ['.sol'], |
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parsers: ['solidity-parse'], |
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vscodeLanguageIds: ['solidity'] |
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} |
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]; |
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// https://prettier.io/docs/en/plugins.html#parsers
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const parser = { astFormat: 'solidity-ast', parse, ...loc }; |
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const parsers = { |
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'solidity-parse': parser |
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}; |
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const canAttachComment = (node) => |
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node.type && node.type !== 'BlockComment' && node.type !== 'LineComment'; |
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// https://prettier.io/docs/en/plugins.html#printers
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const printers = { |
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'solidity-ast': { |
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canAttachComment, |
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handleComments: { |
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ownLine: handleComments.handleOwnLineComment, |
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endOfLine: handleComments.handleEndOfLineComment, |
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remaining: handleComments.handleRemainingComment |
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}, |
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isBlockComment: handleComments.isBlockComment, |
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massageAstNode, |
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print, |
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printComment |
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} |
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}; |
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// https://prettier.io/docs/en/plugins.html#defaultoptions
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const defaultOptions = { |
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bracketSpacing: false, |
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tabWidth: 4 |
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}; |
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export default { |
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languages, |
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parsers, |
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printers, |
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options, |
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defaultOptions |
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}; |
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@ -0,0 +1,197 @@ |
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// https://prettier.io/docs/en/plugins.html#parsers
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import extractComments from 'solidity-comments-extractor'; |
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// use the parser already included in the app
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const parser = (window as any).SolidityParser |
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import semver from 'semver'; |
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const tryHug = (node, operators) => { |
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if (node.type === 'BinaryOperation' && operators.includes(node.operator)) |
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return { |
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type: 'TupleExpression', |
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components: [node], |
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isArray: false |
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}; |
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return node; |
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}; |
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export function parse(text, _parsers, options) { |
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const compiler = semver.coerce(options.compiler); |
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const parsed = parser.parse(text, { loc: true, range: true }); |
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parsed.comments = extractComments(text) |
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parser.visit(parsed, { |
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PragmaDirective(ctx) { |
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// if the pragma is not for solidity we leave.
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if (ctx.name !== 'solidity') return; |
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// if the compiler option has not been provided we leave.
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if (!compiler) return; |
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// we make a check against each pragma directive in the document.
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if (!semver.satisfies(compiler, ctx.value)) { |
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// @TODO: investigate the best way to warn that would apply to
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// different editors.
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// eslint-disable-next-line no-console
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console.warn( |
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`[prettier-solidity] The compiler option is set to '${options.compiler}', which does not satisfy 'pragma solidity ${ctx.value}'.` |
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); |
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} |
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}, |
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ModifierDefinition(ctx) { |
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if (!ctx.parameters) { |
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ctx.parameters = []; |
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} |
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}, |
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FunctionDefinition(ctx) { |
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if (!ctx.isConstructor) { |
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ctx.modifiers.forEach((modifier) => { |
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if (modifier.arguments && modifier.arguments.length === 0) { |
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// eslint-disable-next-line no-param-reassign
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modifier.arguments = null; |
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} |
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}); |
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} |
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}, |
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ForStatement(ctx) { |
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if (ctx.initExpression) { |
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ctx.initExpression.omitSemicolon = true; |
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} |
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ctx.loopExpression.omitSemicolon = true; |
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}, |
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HexLiteral(ctx) { |
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ctx.value = options.singleQuote |
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? `hex'${ctx.value.slice(4, -1)}'` |
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: `hex"${ctx.value.slice(4, -1)}"`; |
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}, |
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ElementaryTypeName(ctx) { |
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// if the compiler is below 0.8.0 we will recognize the type 'byte' as an
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// alias of 'bytes1'. Otherwise we will ignore this and enforce always
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// 'bytes1'.
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const pre080 = compiler && semver.satisfies(compiler, '<0.8.0'); |
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if (!pre080 && ctx.name === 'byte') ctx.name = 'bytes1'; |
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if (options.explicitTypes === 'always') { |
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if (ctx.name === 'uint') ctx.name = 'uint256'; |
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if (ctx.name === 'int') ctx.name = 'int256'; |
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if (pre080 && ctx.name === 'byte') ctx.name = 'bytes1'; |
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} else if (options.explicitTypes === 'never') { |
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if (ctx.name === 'uint256') ctx.name = 'uint'; |
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if (ctx.name === 'int256') ctx.name = 'int'; |
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if (pre080 && ctx.name === 'bytes1') ctx.name = 'byte'; |
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} |
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}, |
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BinaryOperation(ctx) { |
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switch (ctx.operator) { |
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case '+': |
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case '-': |
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ctx.left = tryHug(ctx.left, ['%']); |
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ctx.right = tryHug(ctx.right, ['%']); |
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break; |
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case '*': |
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ctx.left = tryHug(ctx.left, ['/', '%']); |
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break; |
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case '/': |
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ctx.left = tryHug(ctx.left, ['*', '%']); |
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break; |
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case '%': |
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ctx.left = tryHug(ctx.left, ['*', '/', '%']); |
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break; |
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case '**': |
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// If the compiler has not been given as an option using we leave a**b**c.
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if (!compiler) break; |
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if (semver.satisfies(compiler, '<0.8.0')) { |
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// If the compiler is less than 0.8.0 then a**b**c is formatted as
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// (a**b)**c.
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ctx.left = tryHug(ctx.left, ['**']); |
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break; |
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} |
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if ( |
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ctx.left.type === 'BinaryOperation' && |
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ctx.left.operator === '**' |
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) { |
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// the parser still organizes the a**b**c as (a**b)**c so we need
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// to restructure it.
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ctx.right = { |
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type: 'TupleExpression', |
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components: [ |
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{ |
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type: 'BinaryOperation', |
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operator: '**', |
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left: ctx.left.right, |
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right: ctx.right |
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} |
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], |
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isArray: false |
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}; |
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ctx.left = ctx.left.left; |
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} |
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break; |
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case '<<': |
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case '>>': |
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ctx.left = tryHug(ctx.left, ['+', '-', '*', '/', '**', '<<', '>>']); |
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ctx.right = tryHug(ctx.right, ['+', '-', '*', '/', '**']); |
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break; |
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case '&': |
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ctx.left = tryHug(ctx.left, ['+', '-', '*', '/', '**', '<<', '>>']); |
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ctx.right = tryHug(ctx.right, ['+', '-', '*', '/', '**', '<<', '>>']); |
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break; |
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case '|': |
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ctx.left = tryHug(ctx.left, [ |
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'+', |
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'-', |
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'*', |
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'/', |
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'**', |
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'<<', |
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'>>', |
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'&', |
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'^' |
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]); |
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ctx.right = tryHug(ctx.right, [ |
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'+', |
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'-', |
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'*', |
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'/', |
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'**', |
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'<<', |
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'>>', |
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'&', |
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'^' |
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]); |
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break; |
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case '^': |
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ctx.left = tryHug(ctx.left, [ |
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'+', |
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'-', |
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'*', |
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'/', |
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'**', |
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'<<', |
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'>>', |
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'&' |
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]); |
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ctx.right = tryHug(ctx.right, [ |
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'+', |
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'-', |
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'*', |
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'/', |
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'**', |
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'<<', |
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'>>', |
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'&' |
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]); |
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break; |
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case '||': |
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ctx.left = tryHug(ctx.left, ['&&']); |
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ctx.right = tryHug(ctx.right, ['&&']); |
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break; |
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case '&&': |
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default: |
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break; |
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} |
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} |
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}); |
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return parsed; |
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} |
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