Initial release

Signed-off-by: Marcus Noble <github@marcusnoble.co.uk>
2023-06-01 18:59:40 +01:00
parent d25b0b88b6
commit d2e4f3c481
9 changed files with 1611 additions and 31 deletions
--- a/index.html
+++ b/index.html
@@ -0,0 +1,128 @@
+<!DOCTYPE html>
+<html lang="en">
+  <head>
+    <meta charset="utf-8">
+    <meta http-equiv="X-UA-Compatible" content="IE=edge">
+    <meta name="viewport" content="width=device-width">
+    <title>CEL-Tester</title>
+    <style>
+      @import url('https://fonts.googleapis.com/css2?family=Open+Sans&display=swap');
+      * { box-sizing: border-box; }
+
+      html, body {
+        height: 100vh;
+        width: 100vw;
+        margin: 0;
+        padding: 0;
+        font-family: 'Open Sans';
+      }
+
+      h1, .about {
+        text-align: center;
+        margin: 0;
+      }
+
+      main {
+        width: 80%;
+        height: 80%;
+        margin: 1em auto;
+        padding: 2em;
+
+        display: grid;
+        grid-template-columns: 1fr 1fr;
+        grid-template-rows: 0.5fr 1.5fr 0.5fr 0.5fr;
+        gap: 0px 10px;
+        grid-template-areas:
+          "headers expression ."
+          "body expression ."
+          "header header ."
+          "result result .";
+
+      }
+
+      #headers {grid-area: headers;}
+      #body {grid-area: body;}
+      #expressionLabel {grid-area: expression;}
+      #resultHeader {grid-area: header;}
+      #result {grid-area: result;}
+
+      label {
+        display: flex;
+        flex-direction: column;
+        text-align: center;
+        font-size: 1.5em;
+      }
+      textarea {
+        display: block;
+        width: 100%;
+        height: 100%;
+        font-size: initial;
+        resize: none;
+      }
+
+      #resultHeader {
+        font-size: 1.8em;
+        margin: 0;
+        align-self: end;
+        text-align: center;
+      }
+
+      #result {
+        margin: 1em 0;
+        padding: 1em;
+        border: 2px solid grey;
+      }
+      </style>
+  </head>
+  <body>
+  </body>
+  <script src="wasm_exec.js"></script>
+
+  <h1>CEL-Tester</h1>
+
+  <p class="about">Based on <a href="https://github.com/tektoncd/triggers/tree/main/cmd/cel-eval">cel-eval</a> from Tekton Triggers</p>
+
+  <main>
+    <label id="headers">
+      Header Data
+      <textarea id="headerData">
+POST /foo HTTP/1.1
+Content-Type: application/json
+X-Header: tacocat</textarea>
+    </label>
+    <label id="body">
+      Body Data
+      <textarea id="bodyData">{"test": {"nested": "value"}}</textarea>
+    </label>
+    <label id="expressionLabel">
+      Expression
+      <textarea id="expression">body.test.nested == "value"</textarea>
+    </label>
+    <h2 id="resultHeader">Result</h2>
+    <p id="result"></p>
+  </main>
+
+  <script>
+    async function runWasm() {
+        const go = new Go();
+        const result = await WebAssembly.instantiateStreaming(fetch("lib.wasm"), go.importObject);
+        go.run(result.instance);
+        testExpression();
+    }
+    runWasm();
+
+    function testExpression() {
+      let header = document.getElementById('headerData').value.trim();
+      let body = document.getElementById('bodyData').value.trim();
+
+      let request = header + "\nContent-Length: " + body.length + "\n\n" + body
+
+      let result = window.cel(request, document.getElementById('expression').value)
+      document.getElementById('result').innerText = result;
+    }
+
+    document.getElementById('headerData').addEventListener('keyup', testExpression);
+    document.getElementById('bodyData').addEventListener('keyup', testExpression);
+    document.getElementById('expression').addEventListener('keyup', testExpression);
+  </script>
+</html>