refactor(function-exists): drop checks for always-present capabilities

function_exists() returns false in PHP when a function is blocked by
disable_functions, when its extension is not compiled in, or when the
PHP version predates it. None of those apply to a native binary.

2 files changed, 1 insertions, 14 deletions

diff --git a/crates/shirabe-symfony-console/src/output/console_output.rs b/crates/shirabe-symfony-console/src/output/console_output.rs
index 4080d688..9c2904db 100644
--- a/crates/shirabe-symfony-console/src/output/console_output.rs
+++ b/crates/shirabe-symfony-console/src/output/console_output.rs
@@ -98,11 +98,7 @@ impl ConsoleOutput {
     /// doesn't properly convert character-encodings between ASCII to EBCDIC.
     fn is_running_os400() -> bool {
         let checks = [
-            if shirabe_php_shim::function_exists("php_uname") {
-                shirabe_php_shim::php_uname("s")
-            } else {
-                String::new()
-            },
+            shirabe_php_shim::php_uname("s"),
             shirabe_php_shim::getenv("OSTYPE")
                 .unwrap_or_default()
                 .to_string_lossy()
diff --git a/crates/shirabe-symfony-console/src/terminal.rs b/crates/shirabe-symfony-console/src/terminal.rs
index 492d8fe2..c7bc82b8 100644
--- a/crates/shirabe-symfony-console/src/terminal.rs
+++ b/crates/shirabe-symfony-console/src/terminal.rs
@@ -62,11 +62,6 @@ impl Terminal {
             return stty;
         }
 
-        // skip check if shell_exec function is disabled
-        if !shirabe_php_shim::function_exists("shell_exec") {
-            return false;
-        }
-
         let result = shirabe_php_shim::shell_exec(&format!(
             "stty 2> {}",
             if cfg!(windows) { "NUL" } else { "/dev/null" }
@@ -195,10 +190,6 @@ impl Terminal {
     }
 
     fn read_from_process(command: &str) -> Option<String> {
-        if !shirabe_php_shim::function_exists("proc_open") {
-            return None;
-        }
-
         // Sparse PHP descriptorspec `[1 => ['pipe', 'w'], 2 => ['pipe', 'w']]`: fd 0 is inherited.
         let descriptorspec = [
             shirabe_php_shim::Descriptor::Inherit,