sgs_ArgErrorExt [function]

int sgs_ArgErrorExt( sgs_Context* C, int argid, int method, const char* expect, const char* expfx )

Prints the argument type mismatch error.

• expfx - prefix of expect, put exactly before this for things like 'strict '.
• Always returns 0 so it can be used to return and print an error in the same statement.