Parse equals operation

2 files changed, 85 insertions, 0 deletions

diff --git a/src/test/java/org/zwobble/hobgoblin/compiler/ast/untyped/UntypedBinaryOperationNodeMatcher.java b/src/test/java/org/zwobble/hobgoblin/compiler/ast/untyped/UntypedBinaryOperationNodeMatcher.java
new file mode 100644
index 0000000..63cf1d8
--- /dev/null
+++ b/src/test/java/org/zwobble/hobgoblin/compiler/ast/untyped/UntypedBinaryOperationNodeMatcher.java
@@ -0,0 +1,59 @@
+// Generated by hobgoblin.
+
+package org.zwobble.hobgoblin.compiler.ast.untyped;
+
+// Custom area start: org.zwobble.hobgoblin.compiler.ast.untyped.UntypedBinaryOperationNodeMatcher imports
+// Custom area end: org.zwobble.hobgoblin.compiler.ast.untyped.UntypedBinaryOperationNodeMatcher imports
+
+public final class UntypedBinaryOperationNodeMatcher implements org.zwobble.precisely.Matcher<java.lang.Object> {
+    public static org.zwobble.hobgoblin.compiler.ast.untyped.UntypedBinaryOperationNodeMatcher isUntypedBinaryOperationNode() {
+        return new org.zwobble.hobgoblin.compiler.ast.untyped.UntypedBinaryOperationNodeMatcher(java.util.List.of());
+    }
+
+    private final java.util.List<org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.ast.untyped.UntypedBinaryOperationNode>> submatchers;
+
+    private UntypedBinaryOperationNodeMatcher(
+        java.util.List<org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.ast.untyped.UntypedBinaryOperationNode>> submatchers
+    ) {
+        this.submatchers = submatchers;
+    }
+
+    public org.zwobble.precisely.MatchResult match(java.lang.Object actual) {
+        return this.toMatcher().match(actual);
+    }
+
+    public org.zwobble.precisely.TextTree describe() {
+        return this.toMatcher().describe();
+    }
+
+    private org.zwobble.precisely.Matcher<java.lang.Object> toMatcher() {
+        return org.zwobble.precisely.Matchers.instanceOf(org.zwobble.hobgoblin.compiler.ast.untyped.UntypedBinaryOperationNode.class, this.submatchers);
+    }
+
+    public org.zwobble.hobgoblin.compiler.ast.untyped.UntypedBinaryOperationNodeMatcher withOperator(org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.ast.untyped.UntypedBinaryOperator> operator) {
+        var submatchers = new java.util.ArrayList<org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.ast.untyped.UntypedBinaryOperationNode>>(this.submatchers);
+        submatchers.add(org.zwobble.precisely.Matchers.has("operator", org.zwobble.hobgoblin.compiler.ast.untyped.UntypedBinaryOperationNode::operator, (org.zwobble.precisely.Matcher) operator));
+        return new org.zwobble.hobgoblin.compiler.ast.untyped.UntypedBinaryOperationNodeMatcher(submatchers);
+    }
+
+    public org.zwobble.hobgoblin.compiler.ast.untyped.UntypedBinaryOperationNodeMatcher withLeft(org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.ast.untyped.UntypedExpressionNode> left) {
+        var submatchers = new java.util.ArrayList<org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.ast.untyped.UntypedBinaryOperationNode>>(this.submatchers);
+        submatchers.add(org.zwobble.precisely.Matchers.has("left", org.zwobble.hobgoblin.compiler.ast.untyped.UntypedBinaryOperationNode::left, (org.zwobble.precisely.Matcher) left));
+        return new org.zwobble.hobgoblin.compiler.ast.untyped.UntypedBinaryOperationNodeMatcher(submatchers);
+    }
+
+    public org.zwobble.hobgoblin.compiler.ast.untyped.UntypedBinaryOperationNodeMatcher withRight(org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.ast.untyped.UntypedExpressionNode> right) {
+        var submatchers = new java.util.ArrayList<org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.ast.untyped.UntypedBinaryOperationNode>>(this.submatchers);
+        submatchers.add(org.zwobble.precisely.Matchers.has("right", org.zwobble.hobgoblin.compiler.ast.untyped.UntypedBinaryOperationNode::right, (org.zwobble.precisely.Matcher) right));
+        return new org.zwobble.hobgoblin.compiler.ast.untyped.UntypedBinaryOperationNodeMatcher(submatchers);
+    }
+
+    public org.zwobble.hobgoblin.compiler.ast.untyped.UntypedBinaryOperationNodeMatcher withSource(org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.sources.Source> source) {
+        var submatchers = new java.util.ArrayList<org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.ast.untyped.UntypedBinaryOperationNode>>(this.submatchers);
+        submatchers.add(org.zwobble.precisely.Matchers.has("source", org.zwobble.hobgoblin.compiler.ast.untyped.UntypedBinaryOperationNode::source, (org.zwobble.precisely.Matcher) source));
+        return new org.zwobble.hobgoblin.compiler.ast.untyped.UntypedBinaryOperationNodeMatcher(submatchers);
+    }
+
+    // Custom area start: org.zwobble.hobgoblin.compiler.ast.untyped.UntypedBinaryOperationNodeMatcher body
+    // Custom area end: org.zwobble.hobgoblin.compiler.ast.untyped.UntypedBinaryOperationNodeMatcher body
+}
diff --git a/src/test/java/org/zwobble/hobgoblin/compiler/parser/ParserBinaryOperationTests.java b/src/test/java/org/zwobble/hobgoblin/compiler/parser/ParserBinaryOperationTests.java
new file mode 100644
index 0000000..ea2f673
--- /dev/null
+++ b/src/test/java/org/zwobble/hobgoblin/compiler/parser/ParserBinaryOperationTests.java
@@ -0,0 +1,26 @@
+package org.zwobble.hobgoblin.compiler.parser;
+
+import org.junit.jupiter.api.Test;
+import org.zwobble.hobgoblin.compiler.ast.untyped.UntypedBinaryOperator;
+
+import static org.zwobble.hobgoblin.compiler.ast.untyped.UntypedBinaryOperationNodeMatcher.isUntypedBinaryOperationNode;
+import static org.zwobble.hobgoblin.compiler.ast.untyped.UntypedReferenceNodeMatcher.isUntypedReferenceNode;
+import static org.zwobble.hobgoblin.compiler.parser.ParserTesting.parseString;
+import static org.zwobble.precisely.AssertThat.assertThat;
+import static org.zwobble.precisely.Matchers.equalTo;
+
+public class ParserBinaryOperationTests {
+    @Test
+    public void canParseEquality() {
+        var source = "a == b";
+
+        var node = parseString(source, Parser::parseTopLevelExpression);
+
+        assertThat(node, isUntypedBinaryOperationNode()
+            .withOperator(equalTo(UntypedBinaryOperator.EQUALS))
+            .withLeft(isUntypedReferenceNode().withName(equalTo("a")))
+            .withRight(isUntypedReferenceNode().withName(equalTo("b")))
+        );
+    }
+}
+