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A static code analysis tool for ColdFusion (in the spirit of FindBugs and Lint). With CFLint, you are able to analyze your ColdFusion code base for code violations.

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package com.cflint.plugins.core;

import java.util.Arrays;
import java.util.Collection;

public class CFScopes {

	public static final String LOCAL = "local";
	final static Collection scopes = Arrays.asList("url", "form", "cookie", "cgi", "server", "application",
			"session", "client", "request", "arguments", "variables", "this", LOCAL, "cfcatch");

	protected String[] parts(final String variable) {
		return variable.toLowerCase().split("\\.|\\[|\\]");
	}

	public boolean isCFScoped(final String variable) {
		final String[] parts = parts(variable);
		return scopes.contains(parts[0]);
	}

	public boolean isScoped(final String variable, final String scope) {
		final String[] parts = parts(variable);
		return parts[0].equals(scope);
	}

	public boolean isLocalScoped(final String variable) {
		return isScoped(variable, LOCAL);
	}

	public boolean isFunctionScoped(final String variable) {
		return isScoped(variable, LOCAL) || isScoped(variable, "variables") || isScoped(variable, "arguments");
	}

}