Initial Commit

packages/docker/src/utils.ts

@@ -0,0 +1,56 @@
+/* eslint-disable @typescript-eslint/no-var-requires */
+/* eslint-disable @typescript-eslint/no-require-imports */
+/* eslint-disable import/no-commonjs */
+import * as core from '@actions/core'
+// Import this way otherwise typescript has errors
+const exec = require('@actions/exec')
+
+export interface RunDockerCommandOptions {
+  workingDir?: string
+  input?: Buffer
+}
+
+export async function runDockerCommand(
+  args: string[],
+  options?: RunDockerCommandOptions
+): Promise<string> {
+  const pipes = await exec.getExecOutput('docker', args, options)
+  if (pipes.exitCode !== 0) {
+    core.error(`Docker failed with exit code ${pipes.exitCode}`)
+    return Promise.reject(pipes.stderr)
+  }
+  return Promise.resolve(pipes.stdout)
+}
+
+export function sanitize(val: string): string {
+  if (!val || typeof val !== 'string') {
+    return ''
+  }
+  const newNameBuilder: string[] = []
+  for (let i = 0; i < val.length; i++) {
+    const char = val.charAt(i)
+    if (!newNameBuilder.length) {
+      if (isAlpha(char)) {
+        newNameBuilder.push(char)
+      }
+    } else {
+      if (isAlpha(char) || isNumeric(char) || char === '_') {
+        newNameBuilder.push(char)
+      }
+    }
+  }
+  return newNameBuilder.join('')
+}
+
+// isAlpha accepts single character and checks if
+// that character is [a-zA-Z]
+function isAlpha(val: string): boolean {
+  return (
+    val.length === 1 &&
+    ((val >= 'a' && val <= 'z') || (val >= 'A' && val <= 'Z'))
+  )
+}
+
+function isNumeric(val: string): boolean {
+  return val.length === 1 && val >= '0' && val <= '9'
+}