1 files changed, 33 insertions, 0 deletions
diff --git a/crates/shirabe-php-shim/src/math.rs b/crates/shirabe-php-shim/src/math.rs
new file mode 100644
index 0000000..fffe2d6
--- /dev/null
+++ b/crates/shirabe-php-shim/src/math.rs
@@ -0,0 +1,33 @@
+pub fn max_i64(_a: i64, _b: i64) -> i64 {
+    _a.max(_b)
+}
+
+pub fn max(_a: i64, _b: i64) -> i64 {
+    _a.max(_b)
+}
+
+pub fn min(_a: i64, _b: i64) -> i64 {
+    _a.min(_b)
+}
+
+pub fn abs(_value: i64) -> i64 {
+    _value.abs()
+}
+
+pub fn floor(_value: f64) -> f64 {
+    _value.floor()
+}
+
+pub fn ceil(v: f64) -> f64 {
+    v.ceil()
+}
+
+pub fn round(_value: f64, _precision: i64) -> f64 {
+    todo!()
+}
+
+pub fn intdiv(a: i64, b: i64) -> i64 {
+    // PHP intdiv() throws DivisionByZeroError on a zero divisor and ArithmeticError
+    // for PHP_INT_MIN / -1; Rust's `/` likewise panics in both cases.
+    a / b
+}