Code coverage for Solidity smart-contracts
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solidity-coverage/lib/ui.js

116 lines
3.4 KiB

const chalk = require('chalk');
const emoji = require('node-emoji');
/**
* Coverage tool output formatters. These classes support any the logging solidity-coverage API
* (or plugins which consume it) do on their own behalf. NB, most output is generated by the host
* dev stack (ex: the truffle compile command, or istanbul).
*/
class UI {
constructor(log){
this.log = log || console.log;
this.chalk = chalk;
}
/**
* Writes a formatted message
* @param {String} kind message selector
* @param {String[]} args info to inject into template
*/
report(kind, args=[]){}
/**
* Returns a formatted message. Useful for error messages.
* @param {String} kind message selector
* @param {String[]} args info to inject into template
* @return {String} message
*/
generate(kind, args=[]){}
_write(msg){
this.log(this._format(msg))
}
_format(msg){
return emoji.emojify(msg)
}
}
/**
* UI for solidity-coverage/lib/app.js
*/
class AppUI extends UI {
constructor(log){
super(log);
}
/**
* Writes a formatted message via log
* @param {String} kind message selector
* @param {String[]} args info to inject into template
*/
report(kind, args=[]){
const c = this.chalk;
const ct = c.bold.green('>');
const ds = c.bold.yellow('>');
const w = ":warning:";
const kinds = {
'vm-fail': `${w} ${c.red('There was a problem attaching to the ganache-core VM.')} `+
`${c.red('Check the provider option syntax in solidity-coverage docs.')}\n`+
`${w} ${c.red('Using ganache-core-sc (eq. core v2.7.0) instead.')}\n`,
'instr-start': `\n${c.bold('Instrumenting for coverage...')}` +
`\n${c.bold('=============================')}\n`,
'instr-skip': `\n${c.bold('Coverage skipped for:')}` +
`\n${c.bold('=====================')}\n`,
'instr-item': `${ct} ${args[0]}`,
'instr-skipped': `${ds} ${c.grey(args[0])}`,
'istanbul': `${ct} ${c.grey('Istanbul reports written to')} ./coverage/ ` +
`${c.grey('and')} ./coverage.json`,
'cleanup': `${ct} ${c.grey('solidity-coverage cleaning up, shutting down ganache server')}`,
'server': `${ct} ${c.bold('server: ')} ${c.grey(args[0])}`,
}
this._write(kinds[kind]);
}
/**
* Returns a formatted message. Useful for error message.
* @param {String} kind message selector
* @param {String[]} args info to inject into template
* @return {String} message
*/
generate(kind, args=[]){
const c = this.chalk;
const kinds = {
'config-fail':`${c.red('A config option (.solcover.js) is incorrectly formatted: ')}` +
`${c.red(args[0])}.`,
'instr-fail': `${c.red('Could not instrument:')} ${args[0]}. ` +
`${c.red('(Please verify solc can compile this file without errors.) ')}`,
'istanbul-fail': `${c.red('Istanbul coverage reports could not be generated. ')}`,
'sources-fail': `${c.red('Cannot locate expected contract sources folder: ')} ${args[0]}`,
'server-fail': `${c.red('Could not launch ganache server. Is ')}` +
`${args[0]} ${c.red('already in use? ')}` +
`${c.red('Run "lsof -i" in your terminal to check.\n')}`,
}
return this._format(kinds[kind])
}
}
module.exports = {
AppUI: AppUI,
UI: UI
};