alphafetus
3bd9a7c6d5
This form requires more work, and the ChipsList component must also be altered to accept a list of value/display text pairs.
37 lines
1.2 KiB
Rust
37 lines
1.2 KiB
Rust
use super::Comparison;
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use crate::common::ValueType;
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use serde::{Deserialize, Serialize};
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#[derive(Serialize, Deserialize, Debug, Clone)]
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pub enum TextComparison {
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Matches,
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NotMatches,
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Contains,
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NotContains,
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}
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impl Comparison for TextComparison {
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fn evaluate(&self, comp_value: &ValueType, target_value: &ValueType) -> Result<bool, String> {
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// All text comparisons require that the comp.member points to a Some(string) in the student_info,
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// and that the target_value is also a Some(string).
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let student_value = match comp_value {
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ValueType::String(Some(value)) => value,
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_ => return Err("Student value is not a string".into()),
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};
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let target_value = match target_value {
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ValueType::String(Some(value)) => value,
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_ => return Err("Target value is not a string".into()),
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};
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let matched = match self {
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TextComparison::Matches => student_value == target_value,
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TextComparison::NotMatches => student_value != target_value,
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TextComparison::Contains => student_value.contains(target_value),
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TextComparison::NotContains => !student_value.contains(target_value),
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};
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Ok(matched)
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}
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}
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