Diagnostic improvements

Store position information in the AST, and use it to emit better errors
during binding. Refactor some passes to be non-static to make it easier
to pass context needed to format diagnostics.

MOE_MIGRATED_REVID=136492057

1 files changed, 39 insertions, 0 deletions

diff --git a/java/com/google/turbine/diag/SourceFile.java b/java/com/google/turbine/diag/SourceFile.java
new file mode 100644
index 0000000..cb4133b
--- /dev/null
+++ b/java/com/google/turbine/diag/SourceFile.java
@@ -0,0 +1,39 @@
+/*
+ * Copyright 2016 Google Inc. All Rights Reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.turbine.diag;
+
+/** A source file. */
+public class SourceFile {
+
+  private final String path;
+  private final String source;
+
+  public SourceFile(String path, String source) {
+    this.path = path;
+    this.source = source;
+  }
+
+  /** The path. */
+  public String path() {
+    return path;
+  }
+
+  /** The source. */
+  public String source() {
+    return source;
+  }
+}