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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,12 @@ | ||
| module tlang.compiler.modman.exceptions; | ||
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| import misc.exceptions; | ||
| import tlang.compiler.modman.modman : ModuleManager; | ||
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| public final class ModuleManagerError : TError | ||
| { | ||
| this(ModuleManager modMan, string msg) | ||
| { | ||
| super("Module manager '"~modMan.toString()~"' had error: "~msg); | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,121 @@ | ||
| module tlang.compiler.modman.modman; | ||
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| import gogga; | ||
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| // TODO: We may want to throw an exception whilst searching | ||
| // ... as to which path is invalid | ||
| import tlang.compiler.modman.exceptions; | ||
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| /** | ||
| * Manager for searching for modules etc. | ||
| */ | ||
| public final class ModuleManager | ||
| { | ||
| /** | ||
| * The search paths | ||
| */ | ||
| private string[] searchPaths; | ||
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| /** | ||
| * Creates a new module manager with the | ||
| * provided paths of which it should | ||
| * consider when searching for module | ||
| * files | ||
| * | ||
| * Params: | ||
| * searchPaths = the search paths | ||
| * Throws: | ||
| * ModuleManagerError = if the | ||
| * provided search paths are incorrect | ||
| */ | ||
| this(string[] searchPaths) | ||
| { | ||
| if(!validate(searchPaths)) | ||
| { | ||
| throw new ModuleManagerError(this, "An invalid path exists within the provided search paths"); | ||
| } | ||
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| this.searchPaths = searchPaths; | ||
| } | ||
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| /** | ||
| * Validates the given paths, and only | ||
| * returns a valid verdict if all of | ||
| * the paths are valid search paths | ||
| * | ||
| * Params: | ||
| * searchPaths = the search paths | ||
| * to consider | ||
| * Returns: `true` if all paths are valid, | ||
| * `false` otherwise | ||
| */ | ||
| public static bool validate(string[] searchPaths) | ||
| { | ||
| foreach(string searchPath; searchPaths) | ||
| { | ||
| if(!validate(searchPath)) | ||
| { | ||
| return false; | ||
| } | ||
| } | ||
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| return true; | ||
| } | ||
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| /** | ||
| * Validates a given path that it is a valid | ||
| * search path | ||
| * | ||
| * Params: | ||
| * searchPath = the path to check | ||
| * Returns: `true` if the search path is valid, | ||
| * `false` otherwise | ||
| */ | ||
| public static bool validate(string searchPath) | ||
| { | ||
| // Path cannot be empty | ||
| if(searchPath.length == 0) | ||
| { | ||
| return false; | ||
| } | ||
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| import std.file : isDir; | ||
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| // It should be a valid directory | ||
| return isDir(searchPath); | ||
| } | ||
| } | ||
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| /** | ||
| * Tests the static methods of the `ModuleManager` | ||
| * | ||
| * In this case positive verdict is expected | ||
| */ | ||
| unittest | ||
| { | ||
| string[] goodPaths = [ | ||
| "source/tlang/testing", | ||
| "source/tlang/testing/modules" | ||
| ]; | ||
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| bool res = ModuleManager.validate(goodPaths); | ||
| assert(res); | ||
| } | ||
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| /** | ||
| * Tests the static methods of the `ModuleManager` | ||
| * | ||
| * In this case negative verdict is expected | ||
| */ | ||
| unittest | ||
| { | ||
| string[] badPaths = [ | ||
| "source/tlang/testing", | ||
| "source/tlang/testing/modules", | ||
| "README.md", | ||
| ]; | ||
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| bool res = ModuleManager.validate(badPaths); | ||
| assert(!res); | ||
| } | ||
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