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Binary Operators (and Grouping in Expressions)

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Add support for <, <=, >, >=, && and ||.

Also, add support for grouping (with ( and )) in expressions.

Signed-off-by: Will Hawkins <hawkinsw@obs.cr>
This commit is contained in:
Will Hawkins
2026-03-23 07:53:41 -04:00
parent 6ff7c5175d
commit 7c35b2b6e5
5 changed files with 158 additions and 68 deletions
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tree-sitter-p4/test/corpus/expressions.txt
+67 -39
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@@ -26,17 +26,23 @@ parser simple() {
(conditionalStatement
(if)
(expression
(binaryOperatorExpression
(binaryEqualOperatorExpression
(expression
(booleanLiteralExpression
(true)
(simple_expression
(binaryOperatorExpression
(binaryEqualOperatorExpression
(expression
(simple_expression
(booleanLiteralExpression
(true)
)
)
)
)
(double_equal)
(expression
(booleanLiteralExpression
(false)
(double_equal)
(expression
(simple_expression
(booleanLiteralExpression
(false)
)
)
)
)
)
@@ -88,14 +94,20 @@ parser simple() {
(conditionalStatement
(if)
(expression
(binaryOperatorExpression
(binaryEqualOperatorExpression
(expression
(integer)
)
(double_equal)
(expression
(integer)
(simple_expression
(binaryOperatorExpression
(binaryEqualOperatorExpression
(expression
(simple_expression
(integer)
)
)
(double_equal)
(expression
(simple_expression
(integer)
)
)
)
)
)
@@ -144,15 +156,21 @@ parser simple() {
(parserStatement
(expressionStatement
(expression
(arrayAccessExpression
(expression
(identifier)
(simple_expression
(arrayAccessExpression
(expression
(simple_expression
(identifier)
)
)
(open_bracket)
(expression
(simple_expression
(integer)
)
)
(close_bracket)
)
(open_bracket)
(expression
(integer)
)
(close_bracket)
)
)
)
@@ -196,12 +214,16 @@ parser simple() {
(parserStatement
(expressionStatement
(expression
(fieldAccessExpression
(expression
(simple_expression
(fieldAccessExpression
(expression
(simple_expression
(identifier)
)
)
(field_access)
(identifier)
)
(field_access)
(identifier)
)
)
)
@@ -245,18 +267,24 @@ parser simple() {
(parserStatement
(expressionStatement
(expression
(fieldAccessExpression
(expression
(fieldAccessExpression
(expression
(identifier)
(simple_expression
(fieldAccessExpression
(expression
(simple_expression
(fieldAccessExpression
(expression
(simple_expression
(identifier)
)
)
(field_access)
(identifier)
)
)
(field_access)
(identifier)
)
(field_access)
(identifier)
)
(field_access)
(identifier)
)
)
)