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-rw-r--r--packages/abi-gen/src/index.ts26
-rw-r--r--packages/abi-gen/src/utils.ts24
2 files changed, 34 insertions, 16 deletions
diff --git a/packages/abi-gen/src/index.ts b/packages/abi-gen/src/index.ts
index 47f2c404b..753bb2cce 100644
--- a/packages/abi-gen/src/index.ts
+++ b/packages/abi-gen/src/index.ts
@@ -3,16 +3,12 @@
import { abiUtils, logUtils } from '@0xproject/utils';
import chalk from 'chalk';
import { AbiDefinition, ConstructorAbi, EventAbi, MethodAbi } from 'ethereum-types';
-import * as fs from 'fs';
import { sync as globSync } from 'glob';
import * as Handlebars from 'handlebars';
import * as _ from 'lodash';
import * as mkdirp from 'mkdirp';
-import * as rimraf from 'rimraf';
import * as yargs from 'yargs';
-import toSnakeCase = require('to-snake-case');
-
import { ContextData, ContractsBackend, ParamKind } from './types';
import { utils } from './utils';
@@ -71,16 +67,6 @@ function registerPartials(partialsGlob: string): void {
}
}
-function writeOutputFile(name: string, renderedTsCode: string): void {
- let fileName = toSnakeCase(name);
- // HACK: Snake case doesn't make a lot of sense for abbreviated names but we can't reliably detect abbreviations
- // so we special-case the abbreviations we use.
- fileName = fileName.replace('z_r_x', 'zrx').replace('e_r_c', 'erc');
- const filePath = `${args.output}/${fileName}.ts`;
- fs.writeFileSync(filePath, renderedTsCode);
- logUtils.log(`Created: ${chalk.bold(filePath)}`);
-}
-
Handlebars.registerHelper('parameterType', utils.solTypeToTsType.bind(utils, ParamKind.Input, args.backend));
Handlebars.registerHelper('returnType', utils.solTypeToTsType.bind(utils, ParamKind.Output, args.backend));
if (args.partials) {
@@ -97,7 +83,6 @@ if (_.isEmpty(abiFileNames)) {
process.exit(1);
} else {
logUtils.log(`Found ${chalk.green(`${abiFileNames.length}`)} ${chalk.bold('ABI')} files`);
- rimraf.sync(args.output);
mkdirp.sync(args.output);
}
for (const abiFileName of abiFileNames) {
@@ -120,6 +105,14 @@ for (const abiFileName of abiFileNames) {
process.exit(1);
}
+ const outFileName = utils.makeOutputFileName(namedContent.name);
+ const outFilePath = `${args.output}/${outFileName}.ts`;
+
+ if (utils.isOutputFileUpToDate(abiFileName, outFilePath)) {
+ logUtils.log(`Aready up to date: ${chalk.bold(outFilePath)}`);
+ continue;
+ }
+
let ctor = ABI.find((abi: AbiDefinition) => abi.type === ABI_TYPE_CONSTRUCTOR) as ConstructorAbi;
if (_.isUndefined(ctor)) {
ctor = utils.getEmptyConstructor(); // The constructor exists, but it's implicit in JSON's ABI definition
@@ -154,5 +147,6 @@ for (const abiFileName of abiFileNames) {
events: eventAbis,
};
const renderedTsCode = template(contextData);
- writeOutputFile(namedContent.name, renderedTsCode);
+ utils.writeOutputFile(outFilePath, renderedTsCode);
+ logUtils.log(`Created: ${chalk.bold(outFilePath)}`);
}
diff --git a/packages/abi-gen/src/utils.ts b/packages/abi-gen/src/utils.ts
index 66390174c..56b996ce3 100644
--- a/packages/abi-gen/src/utils.ts
+++ b/packages/abi-gen/src/utils.ts
@@ -2,6 +2,7 @@ import { AbiType, ConstructorAbi, DataItem } from 'ethereum-types';
import * as fs from 'fs';
import * as _ from 'lodash';
import * as path from 'path';
+import toSnakeCase = require('to-snake-case');
import { ContractsBackend, ParamKind } from './types';
@@ -92,4 +93,27 @@ export const utils = {
inputs: [],
};
},
+ makeOutputFileName(name: string): string {
+ let fileName = toSnakeCase(name);
+ // HACK: Snake case doesn't make a lot of sense for abbreviated names but we can't reliably detect abbreviations
+ // so we special-case the abbreviations we use.
+ fileName = fileName.replace('z_r_x', 'zrx').replace('e_r_c', 'erc');
+ return fileName;
+ },
+ writeOutputFile(filePath: string, renderedTsCode: string): void {
+ fs.writeFileSync(filePath, renderedTsCode);
+ },
+ isOutputFileUpToDate(abiFile: string, outputFile: string): boolean {
+ const abiFileModTimeMs = fs.statSync(abiFile).mtimeMs;
+ try {
+ const outFileModTimeMs = fs.statSync(outputFile).mtimeMs;
+ return outFileModTimeMs > abiFileModTimeMs;
+ } catch (err) {
+ if (err.code === 'ENOENT') {
+ return false;
+ } else {
+ throw err;
+ }
+ }
+ },
};