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Implement function to build operator tree

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Sebastian Schmidt 2019-03-18 19:25:43 +02:00
parent 879f1fcd22
commit d2336cb59d
1 changed files with 5 additions and 0 deletions
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5
src/lib.rs
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@ -11,6 +11,7 @@ mod value;
pub use configuration::{Configuration, EmptyConfiguration, HashMapConfiguration}; pub use configuration::{Configuration, EmptyConfiguration, HashMapConfiguration};
pub use error::Error; pub use error::Error;
pub use function::Function; pub use function::Function;
pub use tree::Node;
pub use value::Value; pub use value::Value;
pub fn eval(string: &str) -> Result<Value, Error> { pub fn eval(string: &str) -> Result<Value, Error> {
@ -24,6 +25,10 @@ pub fn eval_with_configuration(
tree::tokens_to_operator_tree(token::tokenize(string)?)?.eval(configuration) tree::tokens_to_operator_tree(token::tokenize(string)?)?.eval(configuration)
} }
pub fn build_operator_tree(string: &str) -> Result<Node, Error> {
tree::tokens_to_operator_tree(token::tokenize(string)?)
}
#[cfg(test)] #[cfg(test)]
mod test { mod test {
use crate::{eval, value::Value}; use crate::{eval, value::Value};