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Duration 14 hours
Course Outline
Introduction to Lua
- Historical overview
- Lua’s objectives, capabilities, and limitations
- Available documentation and tutorial resources
- Installation of the Lua interpreter
- Configuration and utilization of LuaRocks
Basic syntax and semantics
- Identifier usage
- Single-line and block comments
- Global variables and strict mode enforcement
- Local variable declaration
- Standalone execution and argument handling
- Compilation units, code chunks, expressions, and semicolons
Data types and data structures
- Primitive types: nil, boolean, number, string
- Object types: function, userdata, thread, table
- Distinction between references/objects and basic values
- The central role of tables in Lua
Introduction to tables and their versatility
- Utilizing tables as associative arrays
- Using tables as numeric arrays or sequences
Basic control structures
- If-then-elseif-else-end logic
- While loops
- Repeat-until loops
- Basic for loops
Error handling
- Distinguishing return values from exceptions
- Transforming return values into exceptions
- Converting exceptions into return values
- Managing error levels
Example programs
- Polynomial calculation
- Breadth-first search algorithm
- Supplementary practical tasks
More about functions
- Named parameter passing
- Object-oriented invocation
- Implementation of closures
- Function currying
- Tail call optimization
- Multiple assignment and return values
- Variable arguments (varargs)
Iterators and co-routines
- The generic for loop mechanism
- Stateless versus stateful iterators
- Distinguishing between iterators and co-routines
Metatables and metamethods
- Set data structure implementation
- Using the __tostring metamethod
- Arithmetic operation metamethods
- The __index and __newindex metamethods
- The __len metamethod
Modules and packages
- Incorporating existing modules
- Developing custom modules
- Structuring modules into packages
Object-oriented programming
- Fundamental OOP concepts in Lua
- Practical demonstrations
Discussion on more advanced language features
- Utilization of weak tables
- Implementation of finalizers
- Compilation, evaluation, and loading processes
Requirements
Prior experience with at least one programming language is required. Foundational programming knowledge is essential. Additionally, familiarity with other scripting languages can facilitate a smoother understanding of Lua.
