From 1ce66b4a81b736f5288463be609a902af64cbe77 Mon Sep 17 00:00:00 2001
From: Leonid Logvinov <logvinov.leon@gmail.com>
Date: Tue, 5 Dec 2017 19:53:59 +0300
Subject: Rename abi-gen to typed-contracts

---
 packages/abi-gen/src/utils.ts | 56 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 56 insertions(+)
 create mode 100644 packages/abi-gen/src/utils.ts

(limited to 'packages/abi-gen/src/utils.ts')

diff --git a/packages/abi-gen/src/utils.ts b/packages/abi-gen/src/utils.ts
new file mode 100644
index 000000000..eaf5a30cc
--- /dev/null
+++ b/packages/abi-gen/src/utils.ts
@@ -0,0 +1,56 @@
+import * as fs from 'fs';
+import * as _ from 'lodash';
+import * as path from 'path';
+
+import {ParamKind} from './types';
+
+export const utils = {
+    solTypeToTsType(paramKind: ParamKind, solType: string): string {
+        const trailingArrayRegex = /\[\d*\]$/;
+        if (solType.match(trailingArrayRegex)) {
+            const arrayItemSolType = solType.replace(trailingArrayRegex, '');
+            const arrayItemTsType = utils.solTypeToTsType(paramKind, arrayItemSolType);
+            const arrayTsType = `${arrayItemTsType}[]`;
+            return arrayTsType;
+        } else {
+            const solTypeRegexToTsType = [
+                {regex: '^string$', tsType: 'string'},
+                {regex: '^address$', tsType: 'string'},
+                {regex: '^bool$', tsType: 'boolean'},
+                {regex: '^u?int\\d*$', tsType: 'BigNumber'},
+                {regex: '^bytes\\d*$', tsType: 'string'},
+            ];
+            if (paramKind === ParamKind.Input) {
+                // web3 allows to pass those an non-bignumbers and that's nice
+                // but it always returns stuff as BigNumbers
+                solTypeRegexToTsType.unshift({regex: '^u?int(8|16|32)?$', tsType: 'number|BigNumber'});
+            }
+            for (const regexAndTxType of solTypeRegexToTsType) {
+                const {regex, tsType} = regexAndTxType;
+                if (solType.match(regex)) {
+                    return tsType;
+                }
+            }
+            throw new Error(`Unknown Solidity type found: ${solType}`);
+        }
+    },
+    log(...args: any[]): void {
+        console.log(...args); // tslint:disable-line:no-console
+    },
+    getPartialNameFromFileName(filename: string): string {
+        const name = path.parse(filename).name;
+        return name;
+    },
+    getNamedContent(filename: string): {name: string; content: string} {
+        const name = utils.getPartialNameFromFileName(filename);
+        try {
+            const content = fs.readFileSync(filename).toString();
+            return {
+                name,
+                content,
+            };
+        } catch (err) {
+            throw new Error(`Failed to read ${filename}: ${err}`);
+        }
+    },
+};
-- 
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