fix: use Locale.US for float formatting to prevent syntax errors

example/composeApp/build.gradle.kts

@@ -135,6 +135,11 @@ symbolCraft {
         directory = project.relativePath("src/commonMain/composeResources/files")
         include("**/*.svg")
     }
+
+    // Simple Icons - for testing Locale issue (GitHub issue #38)
+    externalIcons("github", libraryName = "simple-icons") {
+        urlTemplate = "https://simpleicons.org/icons/{name}.svg"
+    }
 }
 
 compose.desktop {

example/composeApp/src/commonMain/kotlin/generated/symbols/io/github/kingsword09/example/icons/simple-icons/__Icons.kt

@@ -0,0 +1,18 @@
+package io.github.kingsword09.example.icons.`simple-icons`
+
+import androidx.compose.ui.graphics.vector.ImageVector
+import io.github.kingsword09.example.icons.`simple-icons`.icons.GithubSimpleIcons
+import kotlin.collections.List as ____KtList
+
+public object Icons
+
+private var __AllIcons: ____KtList<ImageVector>? = null
+
+public val Icons.AllIcons: ____KtList<ImageVector>
+  get() {
+    if (__AllIcons != null) {
+      return __AllIcons!!
+    }
+    __AllIcons= listOf(GithubSimpleIcons)
+    return __AllIcons!!
+  }

example/composeApp/src/commonMain/kotlin/generated/symbols/io/github/kingsword09/example/icons/simple-icons/icons/GithubSimpleIcons.kt

@@ -0,0 +1,67 @@
+package io.github.kingsword09.example.icons.`simple-icons`.icons
+
+import androidx.compose.foundation.Image
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.padding
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.graphics.PathFillType.Companion.NonZero
+import androidx.compose.ui.graphics.SolidColor
+import androidx.compose.ui.graphics.StrokeCap.Companion.Butt
+import androidx.compose.ui.graphics.StrokeJoin.Companion.Miter
+import androidx.compose.ui.graphics.vector.ImageVector
+import androidx.compose.ui.graphics.vector.ImageVector.Builder
+import androidx.compose.ui.graphics.vector.path
+import androidx.compose.ui.unit.dp
+import io.github.kingsword09.example.icons.`simple-icons`.Icons
+import org.jetbrains.compose.ui.tooling.preview.Preview
+
+public val Icons.GithubSimpleIcons: ImageVector
+    get() {
+        if (_githubSimpleIcons != null) {
+            return _githubSimpleIcons!!
+        }
+        _githubSimpleIcons = Builder(name = "GithubSimpleIcons", defaultWidth = 24.0.dp, defaultHeight = 24.0.dp, viewportWidth = 24.0f, viewportHeight = 24.0f).apply {
+            path(fill = SolidColor(Color(0xFF000000)), stroke = null, strokeLineWidth = 0.0f, strokeLineCap = Butt, strokeLineJoin = Miter, strokeLineMiter = 4.0f, pathFillType = NonZero) {
+                moveTo(12.0f, 0.30f)
+                curveToRelative(-6.63f, 0.0f, -12.0f, 5.37f, -12.0f, 12.0f)
+                curveToRelative(0.0f, 5.30f, 3.44f, 9.8f, 8.21f, 11.39f)
+                curveToRelative(0.6f, 0.11f, 0.82f, -0.26f, 0.82f, -0.58f)
+                curveToRelative(0.0f, -0.29f, -0.01f, -1.04f, -0.02f, -2.04f)
+                curveToRelative(-3.34f, 0.72f, -4.04f, -1.61f, -4.04f, -1.61f)
+                curveTo(4.42f, 18.07f, 3.63f, 17.7f, 3.63f, 17.7f)
+                curveToRelative(-1.09f, -0.74f, 0.08f, -0.73f, 0.08f, -0.73f)
+                curveToRelative(1.21f, 0.08f, 1.84f, 1.24f, 1.84f, 1.24f)
+                curveToRelative(1.07f, 1.84f, 2.81f, 1.31f, 3.50f, 1.00f)
+                curveToRelative(0.11f, -0.78f, 0.42f, -1.31f, 0.76f, -1.61f)
+                curveToRelative(-2.67f, -0.3f, -5.47f, -1.33f, -5.47f, -5.93f)
+                curveToRelative(0.0f, -1.31f, 0.47f, -2.38f, 1.24f, -3.22f)
+                curveToRelative(-0.14f, -0.30f, -0.54f, -1.52f, 0.11f, -3.18f)
+                curveToRelative(0.0f, 0.0f, 1.01f, -0.32f, 3.3f, 1.23f)
+                curveToRelative(0.96f, -0.27f, 1.98f, -0.40f, 3.0f, -0.41f)
+                curveToRelative(1.02f, 0.01f, 2.04f, 0.14f, 3.0f, 0.41f)
+                curveToRelative(2.28f, -1.55f, 3.29f, -1.23f, 3.29f, -1.23f)
+                curveToRelative(0.65f, 1.65f, 0.24f, 2.87f, 0.12f, 3.18f)
+                curveToRelative(0.77f, 0.84f, 1.23f, 1.91f, 1.23f, 3.22f)
+                curveToRelative(0.0f, 4.61f, -2.81f, 5.63f, -5.48f, 5.92f)
+                curveToRelative(0.42f, 0.36f, 0.81f, 1.10f, 0.81f, 2.22f)
+                curveToRelative(0.0f, 1.61f, -0.02f, 2.90f, -0.02f, 3.29f)
+                curveToRelative(0.0f, 0.32f, 0.21f, 0.69f, 0.83f, 0.57f)
+                curveTo(20.57f, 22.09f, 24.0f, 17.59f, 24.0f, 12.30f)
+                curveToRelative(0.0f, -6.63f, -5.37f, -12.0f, -12.0f, -12.0f)
+            }
+        }
+        .build()
+        return _githubSimpleIcons!!
+    }
+
+private var _githubSimpleIcons: ImageVector? = null
+
+@Preview
+@Composable
+private fun Preview() {
+    Box(modifier = Modifier.padding(12.dp)) {
+        Image(imageVector = Icons.GithubSimpleIcons, contentDescription = "")
+    }
+}

src/main/kotlin/io/github/kingsword09/symbolcraft/converter/Svg2ComposeConverter.kt

@@ -3,6 +3,7 @@ package io.github.kingsword09.symbolcraft.converter
 import io.github.kingsword09.svg2compose.Svg2Compose
 import io.github.kingsword09.svg2compose.VectorType
 import java.io.File
+import java.util.Locale
 
 /**
  * SVG to Compose converter using the DevSrSouza/svg-to-compose library
@@ -190,9 +191,11 @@ class Svg2ComposeConverter {
                 "// Generated by SymbolCraft",
             )
             // Normalize floating point precision (keep 2 decimal places max)
+            // Use Locale.US to ensure decimal separator is always '.' (not ',' in some locales)
+            // Fixes GitHub issue #38: Locale-dependent decimal separator causing syntax errors
             .replace(Regex("(\\d+\\.\\d{3,})f")) { matchResult ->
                 val number = matchResult.groupValues[1].toDouble()
-                String.format("%.2f", number) + "f"
+                String.format(Locale.US, "%.2f", number) + "f"
             }
             // Sort imports for consistency
             .let { sortImportsIfNeeded(it) }