68 lines
1.6 KiB
Rust
68 lines
1.6 KiB
Rust
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use crate::experimental::trait_based::{
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data::{
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io::{Inputs, Outputs},
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raw::Data,
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},
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element::{DataType, ElementIo, PipelineElement},
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};
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pub struct Concatenate(pub String);
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impl PipelineElement for Concatenate {
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fn runner(&self) -> fn(&Inputs) -> Outputs {
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|input| {
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if let [Data::String(s0), Data::String(s1), ..] = input.inner()[..] {
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format!("{s0}{s1}").into()
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} else {
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panic!("Invalid data passed")
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}
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}
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}
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fn signature(&self) -> ElementIo {
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ElementIo {
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inputs: vec![DataType::String, DataType::String],
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outputs: vec![DataType::String],
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}
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}
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}
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pub struct Upper;
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impl PipelineElement for Upper {
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fn runner(&self) -> fn(&Inputs) -> Outputs {
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|input| {
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if let [Data::String(s), ..] = input.inner()[..] {
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s.to_uppercase().into()
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} else {
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panic!("Invalid data passed")
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}
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}
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}
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fn signature(&self) -> ElementIo {
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ElementIo {
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inputs: vec![DataType::String],
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outputs: vec![DataType::String],
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}
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}
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}
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pub struct Lower;
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impl PipelineElement for Lower {
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fn runner(&self) -> fn(&Inputs) -> Outputs {
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|input| {
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if let [Data::String(s), ..] = input.inner()[..] {
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s.to_lowercase().into()
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} else {
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panic!("Invalid data passed")
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}
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}
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}
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fn signature(&self) -> ElementIo {
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ElementIo {
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inputs: vec![DataType::String],
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outputs: vec![DataType::String],
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}
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}
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}
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