Add #dumpContext tag (#113)

* add dumpContext tag * remove additional context data in test Co-authored-by: Marius Seufzer <[email protected]> Co-authored-by: Tim Condon <[email protected]>
vapor · Aug 18, 2022 · c67a1b0 · c67a1b0
1 parent 00c2f2c
commit c67a1b0
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diff --git a/Sources/LeafKit/LeafSyntax/LeafTag.swift b/Sources/LeafKit/LeafSyntax/LeafTag.swift
@@ -16,7 +16,8 @@ public var defaultTags: [String: LeafTag] = [
     "contains": Contains(),
     "date": DateTag(),
     "count": Count(),
-    "comment": Comment()
+    "comment": Comment(),
+    "dumpContext": DumpContext()
 ]
 
 struct UnsafeHTML: UnsafeUnescapedLeafTag {
@@ -108,3 +109,10 @@ struct Comment: LeafTag {
         LeafData.trueNil
     }
 }
+
+struct DumpContext: LeafTag {
+    func render(_ ctx: LeafContext) throws -> LeafData {
+        try ctx.requireParameterCount(0)
+        return LeafData(.dictionary(ctx.data))
+    }
+}
diff --git a/Tests/LeafKitTests/TagTests.swift b/Tests/LeafKitTests/TagTests.swift
@@ -176,6 +176,18 @@ class TagTests: XCTestCase {
         try XCTAssertEqual(render(template, ["now": .int(now)]), expected)
     }
 
+    func testDumpContext() throws {
+        let data: [String: LeafData] = ["value": 12345]
+        let template = """
+        dumpContext should output debug description #dumpContext
+        """
+
+        let expected = """
+        dumpContext should output debug description [value: "12345"]
+        """
+
+        try XCTAssertEqual(render(template, data), expected)
+    }
 
     func testPerformance() throws {
         let template = """