compiler: Reworked Preprocessor To Support Better Error Messages

Can now support showing the trail of includes in an error message. Signed-off-by: Will Hawkins <hawkinsw@obs.cr>
2026-05-22 20:40:49 -04:00
parent 041009a22e
commit bc51b4e280
8 changed files with 79 additions and 41 deletions
@@ -0,0 +1,9 @@
+    state start {
+        Testing ts;
+        ts.yesno = true;
+        ts.count = 5;
+        transition select (ts.yesno == "testing") {
+            true: accept;
+            false: reject;
+        };
+    }
@@ -0,0 +1,3 @@
+parser main_parser() {
+#include <file-loc-error-parser-state.p4>
+};
@@ -0,0 +1,5 @@
+struct Testing {
+    bool yesno;
+    int count;
+};
+#include <file-loc-error-parser.p4>
@@ -0,0 +1,3 @@
+Error: In file-loc-error-parser-state.p4 included at position 23 in file-loc-error-parser.p4 included at position 51 in file-loc-error.p4, there was an error: 
+...ect (ts.yesno == "testing") {...
+Could not parse transition select expression selector expression: Types of values used with binary expression are not the same